diff --git a/apps/acl/pom.xml b/apps/acl/pom.xml
index 4bd9339..bab1c90 100644
--- a/apps/acl/pom.xml
+++ b/apps/acl/pom.xml
@@ -26,11 +26,11 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-acl</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
     <packaging>bundle</packaging>
 
     <description>ONOS ACL application</description>
diff --git a/apps/actn-mdsc/actn-mdscapp/pom.xml b/apps/actn-mdsc/actn-mdscapp/pom.xml
index 98e170f..a7b0a10 100644
--- a/apps/actn-mdsc/actn-mdscapp/pom.xml
+++ b/apps/actn-mdsc/actn-mdscapp/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>onos-actn-mdsc</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-actn-mdscapp</artifactId>
diff --git a/apps/actn-mdsc/pom.xml b/apps/actn-mdsc/pom.xml
index 83d2628..48bead4 100644
--- a/apps/actn-mdsc/pom.xml
+++ b/apps/actn-mdsc/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-actn-mdsc</artifactId>
diff --git a/apps/actn-mdsc/tetunnel-ctl/pom.xml b/apps/actn-mdsc/tetunnel-ctl/pom.xml
index 3949d1b..0bcdb80 100644
--- a/apps/actn-mdsc/tetunnel-ctl/pom.xml
+++ b/apps/actn-mdsc/tetunnel-ctl/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-actn-mdsc</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-actn-mdsc-tetunnel-ctl</artifactId>
diff --git a/apps/actn-mdsc/tetunnel-pce/pom.xml b/apps/actn-mdsc/tetunnel-pce/pom.xml
index 0bcb984..da5d81e 100644
--- a/apps/actn-mdsc/tetunnel-pce/pom.xml
+++ b/apps/actn-mdsc/tetunnel-pce/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-actn-mdsc</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -33,12 +33,12 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-app-tetunnel-api</artifactId>
-            <version>1.9.0-SNAPSHOT</version>
+            <version>1.9.0-rc4</version>
         </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-app-tetunnel-api</artifactId>
-            <version>1.9.0-SNAPSHOT</version>
+            <version>1.9.0-rc4</version>
         </dependency>
     </dependencies>
 </project>
\ No newline at end of file
diff --git a/apps/bgprouter/pom.xml b/apps/bgprouter/pom.xml
index 897e681..92f7ac1 100644
--- a/apps/bgprouter/pom.xml
+++ b/apps/bgprouter/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>onos-app-bgprouter</artifactId>
diff --git a/apps/bmv2-demo/common/pom.xml b/apps/bmv2-demo/common/pom.xml
index 90daccd..129b717 100644
--- a/apps/bmv2-demo/common/pom.xml
+++ b/apps/bmv2-demo/common/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>onos-app-bmv2-demo</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-bmv2-demo-common</artifactId>
diff --git a/apps/bmv2-demo/ecmp/pom.xml b/apps/bmv2-demo/ecmp/pom.xml
index 8ae15ab..b5e3565 100644
--- a/apps/bmv2-demo/ecmp/pom.xml
+++ b/apps/bmv2-demo/ecmp/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>onos-app-bmv2-demo</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-bmv2-demo-ecmp</artifactId>
diff --git a/apps/bmv2-demo/pom.xml b/apps/bmv2-demo/pom.xml
index 74358dd..246a977 100644
--- a/apps/bmv2-demo/pom.xml
+++ b/apps/bmv2-demo/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-bmv2-demo</artifactId>
diff --git a/apps/bmv2-demo/wcmp/pom.xml b/apps/bmv2-demo/wcmp/pom.xml
index 3f170c3..aba62f2 100644
--- a/apps/bmv2-demo/wcmp/pom.xml
+++ b/apps/bmv2-demo/wcmp/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>onos-app-bmv2-demo</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-bmv2-demo-wcmp</artifactId>
diff --git a/apps/cip/pom.xml b/apps/cip/pom.xml
index 20c7575..187d727 100644
--- a/apps/cip/pom.xml
+++ b/apps/cip/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-cip</artifactId>
diff --git a/apps/config/pom.xml b/apps/config/pom.xml
index 4916c1d..426c63d 100755
--- a/apps/config/pom.xml
+++ b/apps/config/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>onos-app-config</artifactId>
diff --git a/apps/cpman/api/pom.xml b/apps/cpman/api/pom.xml
index ffecdfa..1813321 100644
--- a/apps/cpman/api/pom.xml
+++ b/apps/cpman/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-cpman</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-cpman-api</artifactId>
diff --git a/apps/cpman/app/pom.xml b/apps/cpman/app/pom.xml
index e1b17f9..45c8453 100644
--- a/apps/cpman/app/pom.xml
+++ b/apps/cpman/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-cpman</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-cpman</artifactId>
diff --git a/apps/cpman/pom.xml b/apps/cpman/pom.xml
index f1aa5bb..7474535 100644
--- a/apps/cpman/pom.xml
+++ b/apps/cpman/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-cpman</artifactId>
diff --git a/apps/dhcp/api/pom.xml b/apps/dhcp/api/pom.xml
index cfb7d60..67ddaf0 100644
--- a/apps/dhcp/api/pom.xml
+++ b/apps/dhcp/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-dhcp</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-dhcp-api</artifactId>
diff --git a/apps/dhcp/app/pom.xml b/apps/dhcp/app/pom.xml
index 8666a05..c2a518d 100644
--- a/apps/dhcp/app/pom.xml
+++ b/apps/dhcp/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-dhcp</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-dhcp</artifactId>
diff --git a/apps/dhcp/pom.xml b/apps/dhcp/pom.xml
index 92dc4bc..8dbd5e6 100644
--- a/apps/dhcp/pom.xml
+++ b/apps/dhcp/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-dhcp</artifactId>
diff --git a/apps/dhcprelay/pom.xml b/apps/dhcprelay/pom.xml
index 2c8a9da..8973723 100644
--- a/apps/dhcprelay/pom.xml
+++ b/apps/dhcprelay/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/drivermatrix/pom.xml b/apps/drivermatrix/pom.xml
index 98d1350..cd42531 100644
--- a/apps/drivermatrix/pom.xml
+++ b/apps/drivermatrix/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-drivermatrix</artifactId>
diff --git a/apps/events/pom.xml b/apps/events/pom.xml
index a761584..fcc56ab 100644
--- a/apps/events/pom.xml
+++ b/apps/events/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-events</artifactId>
diff --git a/apps/faultmanagement/app/pom.xml b/apps/faultmanagement/app/pom.xml
index 5ac9dae..18de428 100644
--- a/apps/faultmanagement/app/pom.xml
+++ b/apps/faultmanagement/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-fm</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-fm-onosfw</artifactId>
diff --git a/apps/faultmanagement/fmcli/pom.xml b/apps/faultmanagement/fmcli/pom.xml
index 2ef727f..c9b64b2 100644
--- a/apps/faultmanagement/fmcli/pom.xml
+++ b/apps/faultmanagement/fmcli/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-fm</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-fm-cli</artifactId>
diff --git a/apps/faultmanagement/fmgui/pom.xml b/apps/faultmanagement/fmgui/pom.xml
index 857d290..74c7e2b 100644
--- a/apps/faultmanagement/fmgui/pom.xml
+++ b/apps/faultmanagement/fmgui/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-fm</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-fm-gui</artifactId>
diff --git a/apps/faultmanagement/fmmgr/pom.xml b/apps/faultmanagement/fmmgr/pom.xml
index efbb66e..3a768ea 100644
--- a/apps/faultmanagement/fmmgr/pom.xml
+++ b/apps/faultmanagement/fmmgr/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-fm</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-fm-mgr</artifactId>
diff --git a/apps/faultmanagement/fmweb/pom.xml b/apps/faultmanagement/fmweb/pom.xml
index 6baad51..b25e734 100644
--- a/apps/faultmanagement/fmweb/pom.xml
+++ b/apps/faultmanagement/fmweb/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-fm</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
 
diff --git a/apps/faultmanagement/pom.xml b/apps/faultmanagement/pom.xml
index 4675fa7..832fe08 100644
--- a/apps/faultmanagement/pom.xml
+++ b/apps/faultmanagement/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-fm</artifactId>
diff --git a/apps/flowanalyzer/pom.xml b/apps/flowanalyzer/pom.xml
index 2d9aad7..e2ff8551 100644
--- a/apps/flowanalyzer/pom.xml
+++ b/apps/flowanalyzer/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-flowanalyzer</artifactId>
diff --git a/apps/fwd/pom.xml b/apps/fwd/pom.xml
index 5400a77..1386a73 100644
--- a/apps/fwd/pom.xml
+++ b/apps/fwd/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-fwd</artifactId>
diff --git a/apps/gangliametrics/pom.xml b/apps/gangliametrics/pom.xml
index 1196f1a..19f8765 100644
--- a/apps/gangliametrics/pom.xml
+++ b/apps/gangliametrics/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-ganglia</artifactId>
diff --git a/apps/graphitemetrics/pom.xml b/apps/graphitemetrics/pom.xml
index 51faef7..080be96 100644
--- a/apps/graphitemetrics/pom.xml
+++ b/apps/graphitemetrics/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-graphite</artifactId>
diff --git a/apps/influxdbmetrics/pom.xml b/apps/influxdbmetrics/pom.xml
index c508c23..22cd58f 100644
--- a/apps/influxdbmetrics/pom.xml
+++ b/apps/influxdbmetrics/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-influxdb</artifactId>
diff --git a/apps/intentsync/pom.xml b/apps/intentsync/pom.xml
index 895504e..85bca3f 100644
--- a/apps/intentsync/pom.xml
+++ b/apps/intentsync/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/iptopology-api/pom.xml b/apps/iptopology-api/pom.xml
index 62524e1..8e441b7 100644
--- a/apps/iptopology-api/pom.xml
+++ b/apps/iptopology-api/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <artifactId>onos-app-iptopology-api</artifactId>
     <packaging>bundle</packaging>
diff --git a/apps/kafka-integration/api/pom.xml b/apps/kafka-integration/api/pom.xml
index f59435c..4af65a2 100644
--- a/apps/kafka-integration/api/pom.xml
+++ b/apps/kafka-integration/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-kafka</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-kafka-api</artifactId>
diff --git a/apps/kafka-integration/app/pom.xml b/apps/kafka-integration/app/pom.xml
index 5cd6253..0deb41f 100644
--- a/apps/kafka-integration/app/pom.xml
+++ b/apps/kafka-integration/app/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-kafka</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/kafka-integration/core/pom.xml b/apps/kafka-integration/core/pom.xml
index ff6ec1a..dd8764e 100644
--- a/apps/kafka-integration/core/pom.xml
+++ b/apps/kafka-integration/core/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-kafka</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/kafka-integration/pom.xml b/apps/kafka-integration/pom.xml
index 98edbd2..e0ef34b 100644
--- a/apps/kafka-integration/pom.xml
+++ b/apps/kafka-integration/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/kafka-integration/web/pom.xml b/apps/kafka-integration/web/pom.xml
index f027551..ab0f323 100644
--- a/apps/kafka-integration/web/pom.xml
+++ b/apps/kafka-integration/web/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-kafka</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/learning-switch/pom.xml b/apps/learning-switch/pom.xml
index 13c899a..d69193f 100644
--- a/apps/learning-switch/pom.xml
+++ b/apps/learning-switch/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/mappingmanagement/api/pom.xml b/apps/mappingmanagement/api/pom.xml
index eab3803..e61efb6 100644
--- a/apps/mappingmanagement/api/pom.xml
+++ b/apps/mappingmanagement/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-mapping</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-mapping-api</artifactId>
diff --git a/apps/mappingmanagement/app/pom.xml b/apps/mappingmanagement/app/pom.xml
index 6015506..b042a92 100644
--- a/apps/mappingmanagement/app/pom.xml
+++ b/apps/mappingmanagement/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-mapping</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-mapping</artifactId>
diff --git a/apps/mappingmanagement/cli/pom.xml b/apps/mappingmanagement/cli/pom.xml
index 6871dcb..f53e0b0 100644
--- a/apps/mappingmanagement/cli/pom.xml
+++ b/apps/mappingmanagement/cli/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-mapping</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-mapping-cli</artifactId>
diff --git a/apps/mappingmanagement/mgr/pom.xml b/apps/mappingmanagement/mgr/pom.xml
index 78f4ac0..cff0645 100644
--- a/apps/mappingmanagement/mgr/pom.xml
+++ b/apps/mappingmanagement/mgr/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-mapping</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-mapping-mgr</artifactId>
diff --git a/apps/mappingmanagement/pom.xml b/apps/mappingmanagement/pom.xml
index b79ed17..241279b 100644
--- a/apps/mappingmanagement/pom.xml
+++ b/apps/mappingmanagement/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-mapping</artifactId>
diff --git a/apps/mappingmanagement/web/pom.xml b/apps/mappingmanagement/web/pom.xml
index a156c4e..ed08e53 100644
--- a/apps/mappingmanagement/web/pom.xml
+++ b/apps/mappingmanagement/web/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-mapping</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
 
diff --git a/apps/metrics/pom.xml b/apps/metrics/pom.xml
index 16ac764..f8e9963 100644
--- a/apps/metrics/pom.xml
+++ b/apps/metrics/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-metrics</artifactId>
diff --git a/apps/mfwd/pom.xml b/apps/mfwd/pom.xml
index b5497ad..d0c0a66 100644
--- a/apps/mfwd/pom.xml
+++ b/apps/mfwd/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-mfwd</artifactId>
diff --git a/apps/mlb/pom.xml b/apps/mlb/pom.xml
index 741da78..9c469f1 100644
--- a/apps/mlb/pom.xml
+++ b/apps/mlb/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-mlb</artifactId>
diff --git a/apps/mobility/pom.xml b/apps/mobility/pom.xml
index 6982c45..48f964f 100644
--- a/apps/mobility/pom.xml
+++ b/apps/mobility/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-mobility</artifactId>
diff --git a/apps/newoptical/pom.xml b/apps/newoptical/pom.xml
index 2a645ec..75d2a35 100644
--- a/apps/newoptical/pom.xml
+++ b/apps/newoptical/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-newoptical</artifactId>
diff --git a/apps/ofagent/pom.xml b/apps/ofagent/pom.xml
index bd406ca..9bdb2af 100644
--- a/apps/ofagent/pom.xml
+++ b/apps/ofagent/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-ofagent</artifactId>
diff --git a/apps/openstackinterface/api/pom.xml b/apps/openstackinterface/api/pom.xml
index e6aac31..ab03294 100644
--- a/apps/openstackinterface/api/pom.xml
+++ b/apps/openstackinterface/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-openstackinterface</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstackinterface-api</artifactId>
diff --git a/apps/openstackinterface/app/pom.xml b/apps/openstackinterface/app/pom.xml
index 82aeaa9..5a3f518 100644
--- a/apps/openstackinterface/app/pom.xml
+++ b/apps/openstackinterface/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-openstackinterface</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstackinterface-app</artifactId>
diff --git a/apps/openstackinterface/pom.xml b/apps/openstackinterface/pom.xml
index 6e3228e..c6fcc6c 100644
--- a/apps/openstackinterface/pom.xml
+++ b/apps/openstackinterface/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstackinterface</artifactId>
diff --git a/apps/openstacknetworking/api/pom.xml b/apps/openstacknetworking/api/pom.xml
index fb5ba97..c0ef850 100644
--- a/apps/openstacknetworking/api/pom.xml
+++ b/apps/openstacknetworking/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-openstacknetworking</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstacknetworking-api</artifactId>
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-app-openstackinterface-api</artifactId>
-            <version>1.9.0-SNAPSHOT</version>
+            <version>1.9.0-rc4</version>
         </dependency>
         <dependency>
             <groupId>org.osgi</groupId>
diff --git a/apps/openstacknetworking/cli/pom.xml b/apps/openstacknetworking/cli/pom.xml
index 06dec44..00f502d 100644
--- a/apps/openstacknetworking/cli/pom.xml
+++ b/apps/openstacknetworking/cli/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-openstacknetworking</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstacknetworking-cli</artifactId>
diff --git a/apps/openstacknetworking/pom.xml b/apps/openstacknetworking/pom.xml
index 20b51d2..4006c89 100644
--- a/apps/openstacknetworking/pom.xml
+++ b/apps/openstacknetworking/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstacknetworking</artifactId>
diff --git a/apps/openstacknetworking/routing/pom.xml b/apps/openstacknetworking/routing/pom.xml
index 10294d7..a699863 100644
--- a/apps/openstacknetworking/routing/pom.xml
+++ b/apps/openstacknetworking/routing/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-openstacknetworking</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstackrouting</artifactId>
diff --git a/apps/openstacknetworking/switching/pom.xml b/apps/openstacknetworking/switching/pom.xml
index bee620a..045c167 100644
--- a/apps/openstacknetworking/switching/pom.xml
+++ b/apps/openstacknetworking/switching/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-openstacknetworking</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstackswitching</artifactId>
diff --git a/apps/openstacknetworking/web/pom.xml b/apps/openstacknetworking/web/pom.xml
index 1e74402..71077dd 100644
--- a/apps/openstacknetworking/web/pom.xml
+++ b/apps/openstacknetworking/web/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-openstacknetworking</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstacknetworking-web</artifactId>
diff --git a/apps/openstacknode/pom.xml b/apps/openstacknode/pom.xml
index dc149d4..5d04830 100644
--- a/apps/openstacknode/pom.xml
+++ b/apps/openstacknode/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-openstacknode</artifactId>
diff --git a/apps/optical-model/pom.xml b/apps/optical-model/pom.xml
index 1e9fdf5..7578e9f 100644
--- a/apps/optical-model/pom.xml
+++ b/apps/optical-model/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/optical/pom.xml b/apps/optical/pom.xml
index fb2ee76..4d5d236 100644
--- a/apps/optical/pom.xml
+++ b/apps/optical/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-optical</artifactId>
diff --git a/apps/pathpainter/pom.xml b/apps/pathpainter/pom.xml
index f9f14f8..e191c42 100644
--- a/apps/pathpainter/pom.xml
+++ b/apps/pathpainter/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-pp</artifactId>
diff --git a/apps/pce/app/pom.xml b/apps/pce/app/pom.xml
index fd9405d..ab06889 100644
--- a/apps/pce/app/pom.xml
+++ b/apps/pce/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pce</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <artifactId>onos-app-pce</artifactId>
     <packaging>bundle</packaging>
diff --git a/apps/pce/pcerest/pom.xml b/apps/pce/pcerest/pom.xml
index 86e40f2..905ab9d 100644
--- a/apps/pce/pcerest/pom.xml
+++ b/apps/pce/pcerest/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pce</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/pce/pceweb/pom.xml b/apps/pce/pceweb/pom.xml
index 43349d6..bcefcc7 100644
--- a/apps/pce/pceweb/pom.xml
+++ b/apps/pce/pceweb/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pce</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-pceweb</artifactId>
diff --git a/apps/pce/pom.xml b/apps/pce/pom.xml
index d6a7227..359dc41 100644
--- a/apps/pce/pom.xml
+++ b/apps/pce/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/pcep-api/pom.xml b/apps/pcep-api/pom.xml
index 56b6a34..5fbab570 100644
--- a/apps/pcep-api/pom.xml
+++ b/apps/pcep-api/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <artifactId>onos-app-pcep-api</artifactId>
     <packaging>bundle</packaging>
diff --git a/apps/pim/pom.xml b/apps/pim/pom.xml
index f44796f..471d086 100644
--- a/apps/pim/pom.xml
+++ b/apps/pim/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-pim</artifactId>
diff --git a/apps/pom.xml b/apps/pom.xml
index f8f0725..bc9d83b 100644
--- a/apps/pom.xml
+++ b/apps/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-apps</artifactId>
diff --git a/apps/proxyarp/pom.xml b/apps/proxyarp/pom.xml
index 36a6cc8..f360a88 100644
--- a/apps/proxyarp/pom.xml
+++ b/apps/proxyarp/pom.xml
@@ -22,7 +22,7 @@
     <parent>
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         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-proxyarp</artifactId>
diff --git a/apps/rabbitmq/pom.xml b/apps/rabbitmq/pom.xml
index 7f9b5fe..a44ecfb 100644
--- a/apps/rabbitmq/pom.xml
+++ b/apps/rabbitmq/pom.xml
@@ -12,7 +12,7 @@
     <parent>
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         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>onos-app-rabbitmq</artifactId>
diff --git a/apps/reactive-routing/pom.xml b/apps/reactive-routing/pom.xml
index a599fae..10b470c 100644
--- a/apps/reactive-routing/pom.xml
+++ b/apps/reactive-routing/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-reactive-routing</artifactId>
diff --git a/apps/restconf/api/pom.xml b/apps/restconf/api/pom.xml
index c9de63c..bcf4bc2 100644
--- a/apps/restconf/api/pom.xml
+++ b/apps/restconf/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-restconf</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/restconf/app/pom.xml b/apps/restconf/app/pom.xml
index 29dc0c2..ef0b5d2 100644
--- a/apps/restconf/app/pom.xml
+++ b/apps/restconf/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-restconf</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/restconf/pom.xml b/apps/restconf/pom.xml
index ec32ba3..133aab3 100644
--- a/apps/restconf/pom.xml
+++ b/apps/restconf/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-restconf</artifactId>
diff --git a/apps/restconf/restconfmgr/pom.xml b/apps/restconf/restconfmgr/pom.xml
index 2ddbe23..0177fec 100644
--- a/apps/restconf/restconfmgr/pom.xml
+++ b/apps/restconf/restconfmgr/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-restconf</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/roadm/pom.xml b/apps/roadm/pom.xml
index cd05ad4..86a41d6 100644
--- a/apps/roadm/pom.xml
+++ b/apps/roadm/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-apps-roadm</artifactId>
diff --git a/apps/routing-api/pom.xml b/apps/routing-api/pom.xml
index 4b978e7..22f30c9 100644
--- a/apps/routing-api/pom.xml
+++ b/apps/routing-api/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/routing/common/pom.xml b/apps/routing/common/pom.xml
index ed2d115..cdd3b41 100644
--- a/apps/routing/common/pom.xml
+++ b/apps/routing/common/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-app-routing-parent</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/routing/cpr/pom.xml b/apps/routing/cpr/pom.xml
index cbc03df..97a9c0e 100644
--- a/apps/routing/cpr/pom.xml
+++ b/apps/routing/cpr/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-app-routing-parent</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/routing/fibinstaller/pom.xml b/apps/routing/fibinstaller/pom.xml
index 5cb98e6..01ad47e 100644
--- a/apps/routing/fibinstaller/pom.xml
+++ b/apps/routing/fibinstaller/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-app-routing-parent</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/routing/fpm/pom.xml b/apps/routing/fpm/pom.xml
index 03427d7..5a4b76a 100644
--- a/apps/routing/fpm/pom.xml
+++ b/apps/routing/fpm/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-app-routing-parent</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/routing/pom.xml b/apps/routing/pom.xml
index bfe163d..a76b276 100644
--- a/apps/routing/pom.xml
+++ b/apps/routing/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/scalablegateway/pom.xml b/apps/scalablegateway/pom.xml
index b7cf014..43d645c 100644
--- a/apps/scalablegateway/pom.xml
+++ b/apps/scalablegateway/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-scalablegateway</artifactId>
@@ -59,7 +59,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-cli</artifactId>
-            <version>1.9.0-SNAPSHOT</version>
+            <version>1.9.0-rc4</version>
         </dependency>
     </dependencies>
 </project>
diff --git a/apps/sdnip/pom.xml b/apps/sdnip/pom.xml
index e9461ae..6d98e4e 100644
--- a/apps/sdnip/pom.xml
+++ b/apps/sdnip/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-sdnip</artifactId>
diff --git a/apps/segmentrouting/pom.xml b/apps/segmentrouting/pom.xml
index a3b9587..6145fdd 100644
--- a/apps/segmentrouting/pom.xml
+++ b/apps/segmentrouting/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-segmentrouting</artifactId>
diff --git a/apps/tenbi/pom.xml b/apps/tenbi/pom.xml
index ea46994..66fb9d1 100644
--- a/apps/tenbi/pom.xml
+++ b/apps/tenbi/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/tenbi/topology/pom.xml b/apps/tenbi/topology/pom.xml
index 7f9462a..71a983a 100644
--- a/apps/tenbi/topology/pom.xml
+++ b/apps/tenbi/topology/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-tenbi</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/tenbi/tunnel/pom.xml b/apps/tenbi/tunnel/pom.xml
index e822a55..c8d3464 100644
--- a/apps/tenbi/tunnel/pom.xml
+++ b/apps/tenbi/tunnel/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>onos-app-tenbi</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apps/tenbi/utils/pom.xml b/apps/tenbi/utils/pom.xml
index b6bc51b..a6a0841 100644
--- a/apps/tenbi/utils/pom.xml
+++ b/apps/tenbi/utils/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-tenbi</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/tenbi/yangmodel/pom.xml b/apps/tenbi/yangmodel/pom.xml
index 83102f2..3e950d9 100644
--- a/apps/tenbi/yangmodel/pom.xml
+++ b/apps/tenbi/yangmodel/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-tenbi</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/apps/test/demo/pom.xml b/apps/test/demo/pom.xml
index b0a2578..052200d 100644
--- a/apps/test/demo/pom.xml
+++ b/apps/test/demo/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps-test</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-demo</artifactId>
diff --git a/apps/test/distributed-primitives/pom.xml b/apps/test/distributed-primitives/pom.xml
index a20cb03..61dfb61 100644
--- a/apps/test/distributed-primitives/pom.xml
+++ b/apps/test/distributed-primitives/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps-test</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-distributed-primitives</artifactId>
@@ -56,7 +56,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-core-dist</artifactId>
-            <version>1.9.0-SNAPSHOT</version>
+            <version>1.9.0-rc4</version>
         </dependency>
         <dependency>
             <groupId>org.osgi</groupId>
diff --git a/apps/test/election/pom.xml b/apps/test/election/pom.xml
index 1217cde..b63e870 100644
--- a/apps/test/election/pom.xml
+++ b/apps/test/election/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps-test</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-election</artifactId>
diff --git a/apps/test/flow-perf/pom.xml b/apps/test/flow-perf/pom.xml
index 5fc0874..d74e342 100644
--- a/apps/test/flow-perf/pom.xml
+++ b/apps/test/flow-perf/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps-test</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-flow-perf</artifactId>
diff --git a/apps/test/intent-perf/pom.xml b/apps/test/intent-perf/pom.xml
index 6ed9abd..f358530 100644
--- a/apps/test/intent-perf/pom.xml
+++ b/apps/test/intent-perf/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps-test</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-intent-perf</artifactId>
diff --git a/apps/test/loadtest/pom.xml b/apps/test/loadtest/pom.xml
index c073fdc..79c4918 100644
--- a/apps/test/loadtest/pom.xml
+++ b/apps/test/loadtest/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps-test</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-loadtest</artifactId>
diff --git a/apps/test/messaging-perf/pom.xml b/apps/test/messaging-perf/pom.xml
index 9a977c8..ff0cf24 100644
--- a/apps/test/messaging-perf/pom.xml
+++ b/apps/test/messaging-perf/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps-test</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-messaging-perf</artifactId>
diff --git a/apps/test/netcfg-monitor/pom.xml b/apps/test/netcfg-monitor/pom.xml
index 0e1ffca..65eb390 100644
--- a/apps/test/netcfg-monitor/pom.xml
+++ b/apps/test/netcfg-monitor/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps-test</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-netcfg-monitor</artifactId>
diff --git a/apps/test/pom.xml b/apps/test/pom.xml
index 475ec8e..edfe0fd 100644
--- a/apps/test/pom.xml
+++ b/apps/test/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-apps-test</artifactId>
diff --git a/apps/tetopology/api/pom.xml b/apps/tetopology/api/pom.xml
index b690f6b..af45fbb 100644
--- a/apps/tetopology/api/pom.xml
+++ b/apps/tetopology/api/pom.xml
@@ -21,11 +21,11 @@
     <parent>
         <artifactId>onos-tetopology</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-tetopology-api</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
     <packaging>bundle</packaging>
     
     <description>IETF TE topology management API</description>
diff --git a/apps/tetopology/app/pom.xml b/apps/tetopology/app/pom.xml
index e453a5c..f4e9f7a 100644
--- a/apps/tetopology/app/pom.xml
+++ b/apps/tetopology/app/pom.xml
@@ -21,11 +21,11 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-tetopology</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-tetopology</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
     <packaging>bundle</packaging>
 
     <description>IETF TE topology application</description>
diff --git a/apps/tetopology/pom.xml b/apps/tetopology/pom.xml
index dd87f74..a234938 100644
--- a/apps/tetopology/pom.xml
+++ b/apps/tetopology/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-tetopology</artifactId>
diff --git a/apps/tetunnel/api/pom.xml b/apps/tetunnel/api/pom.xml
index fd0c7c9..697a844 100644
--- a/apps/tetunnel/api/pom.xml
+++ b/apps/tetunnel/api/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-tetunnel</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-tetunnel-api</artifactId>
diff --git a/apps/tetunnel/app/pom.xml b/apps/tetunnel/app/pom.xml
index 986bb86..16e3a34 100644
--- a/apps/tetunnel/app/pom.xml
+++ b/apps/tetunnel/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-tetunnel</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-tetunnel</artifactId>
@@ -32,12 +32,12 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-app-tetunnel-api</artifactId>
-            <version>1.9.0-SNAPSHOT</version>
+            <version>1.9.0-rc4</version>
         </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-core-serializers</artifactId>
-            <version>1.9.0-SNAPSHOT</version>
+            <version>1.9.0-rc4</version>
         </dependency>
     </dependencies>
 </project>
\ No newline at end of file
diff --git a/apps/tetunnel/pom.xml b/apps/tetunnel/pom.xml
index 9bea254..14e82f5 100644
--- a/apps/tetunnel/pom.xml
+++ b/apps/tetunnel/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-tetunnel</artifactId>
diff --git a/apps/virtualbng/pom.xml b/apps/virtualbng/pom.xml
index 802d0d8..fde287e 100644
--- a/apps/virtualbng/pom.xml
+++ b/apps/virtualbng/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-virtualbng</artifactId>
diff --git a/apps/vpls/pom.xml b/apps/vpls/pom.xml
index 89775a5..3881d56 100644
--- a/apps/vpls/pom.xml
+++ b/apps/vpls/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-vpls</artifactId>
diff --git a/apps/vrouter/pom.xml b/apps/vrouter/pom.xml
index 99c0f73..a3e2244 100644
--- a/apps/vrouter/pom.xml
+++ b/apps/vrouter/pom.xml
@@ -21,12 +21,12 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <groupId>org.onosproject</groupId>
     <artifactId>onos-app-vrouter</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
     <packaging>bundle</packaging>
 
     <description>Virtual router (vRouter) application</description>
diff --git a/apps/vtn/app/pom.xml b/apps/vtn/app/pom.xml
index 5717bf6..425a75a 100644
--- a/apps/vtn/app/pom.xml
+++ b/apps/vtn/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-vtn</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-vtn-onosfw</artifactId>
diff --git a/apps/vtn/pom.xml b/apps/vtn/pom.xml
index 833ca35..7fed3d7 100644
--- a/apps/vtn/pom.xml
+++ b/apps/vtn/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-vtn</artifactId>
diff --git a/apps/vtn/sfcmgr/pom.xml b/apps/vtn/sfcmgr/pom.xml
index 9b6e08b..f49c73f 100644
--- a/apps/vtn/sfcmgr/pom.xml
+++ b/apps/vtn/sfcmgr/pom.xml
@@ -21,7 +21,7 @@
 	<parent>
 		<groupId>org.onosproject</groupId>
 		<artifactId>onos-app-vtn</artifactId>
-		<version>1.9.0-SNAPSHOT</version>
+		<version>1.9.0-rc4</version>
 	</parent>
 
 	<artifactId>onos-app-sfc-mgr</artifactId>
diff --git a/apps/vtn/sfcweb/pom.xml b/apps/vtn/sfcweb/pom.xml
index 27296b2..048df53 100644
--- a/apps/vtn/sfcweb/pom.xml
+++ b/apps/vtn/sfcweb/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-vtn</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-sfc-web</artifactId>
diff --git a/apps/vtn/vtnmgr/pom.xml b/apps/vtn/vtnmgr/pom.xml
index cebd22a..94786d5 100644
--- a/apps/vtn/vtnmgr/pom.xml
+++ b/apps/vtn/vtnmgr/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-vtn</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-vtn-mgr</artifactId>
diff --git a/apps/vtn/vtnrsc/pom.xml b/apps/vtn/vtnrsc/pom.xml
index 38b779b..37e632b 100644
--- a/apps/vtn/vtnrsc/pom.xml
+++ b/apps/vtn/vtnrsc/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-vtn</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
 
diff --git a/apps/vtn/vtnweb/pom.xml b/apps/vtn/vtnweb/pom.xml
index 4e2dcfa..5dd5d69 100644
--- a/apps/vtn/vtnweb/pom.xml
+++ b/apps/vtn/vtnweb/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-app-vtn</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
 
diff --git a/apps/xosclient/pom.xml b/apps/xosclient/pom.xml
index c42e408..10e7b67 100644
--- a/apps/xosclient/pom.xml
+++ b/apps/xosclient/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-apps</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-xos-client</artifactId>
diff --git a/apps/yms/api/pom.xml b/apps/yms/api/pom.xml
index 86d532a..e2c88df 100644
--- a/apps/yms/api/pom.xml
+++ b/apps/yms/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-yms</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-yms-api</artifactId>
diff --git a/apps/yms/app/pom.xml b/apps/yms/app/pom.xml
index 1b6f0d4..2762b99 100644
--- a/apps/yms/app/pom.xml
+++ b/apps/yms/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-yms</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-yms</artifactId>
diff --git a/apps/yms/pom.xml b/apps/yms/pom.xml
index 1c1b65e..3148579 100644
--- a/apps/yms/pom.xml
+++ b/apps/yms/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-apps</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-yms</artifactId>
diff --git a/apps/yms/ut/pom.xml b/apps/yms/ut/pom.xml
index 24ef5ab..813ae63 100644
--- a/apps/yms/ut/pom.xml
+++ b/apps/yms/ut/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-yms</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-app-yms-ut</artifactId>
diff --git a/cli/pom.xml b/cli/pom.xml
index ba803bc..70be914 100644
--- a/cli/pom.xml
+++ b/cli/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-cli</artifactId>
diff --git a/core/api/pom.xml b/core/api/pom.xml
index d77b3f5..dc5da04 100644
--- a/core/api/pom.xml
+++ b/core/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-api</artifactId>
diff --git a/core/common/pom.xml b/core/common/pom.xml
index c5569d7..41d7861 100644
--- a/core/common/pom.xml
+++ b/core/common/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-core-common</artifactId>
diff --git a/core/net/pom.xml b/core/net/pom.xml
index 8b98660..986fdca 100644
--- a/core/net/pom.xml
+++ b/core/net/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-core-net</artifactId>
diff --git a/core/net/src/main/java/org/onosproject/core/impl/CoreManager.java b/core/net/src/main/java/org/onosproject/core/impl/CoreManager.java
index aeb5f95..537ac97 100644
--- a/core/net/src/main/java/org/onosproject/core/impl/CoreManager.java
+++ b/core/net/src/main/java/org/onosproject/core/impl/CoreManager.java
@@ -64,7 +64,7 @@
     private final Logger log = LoggerFactory.getLogger(getClass());
 
     private static final File VERSION_FILE = new File("../VERSION");
-    private static Version version = Version.version("1.9.0-SNAPSHOT");
+    private static Version version = Version.version("1.9.0-rc4");
 
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected ApplicationIdStore applicationIdStore;
diff --git a/core/pom.xml b/core/pom.xml
index 69fa999..725fd11 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-core</artifactId>
diff --git a/core/security/pom.xml b/core/security/pom.xml
index da1a659..99e8d6d 100644
--- a/core/security/pom.xml
+++ b/core/security/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-core</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-security</artifactId>
diff --git a/core/store/dist/pom.xml b/core/store/dist/pom.xml
index 64ad934..832ef89 100644
--- a/core/store/dist/pom.xml
+++ b/core/store/dist/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core-store</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-core-dist</artifactId>
diff --git a/core/store/persistence/pom.xml b/core/store/persistence/pom.xml
index 23bc208..48f4be2 100644
--- a/core/store/persistence/pom.xml
+++ b/core/store/persistence/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core-store</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-core-persistence</artifactId>
diff --git a/core/store/pom.xml b/core/store/pom.xml
index da15347..3f92666 100644
--- a/core/store/pom.xml
+++ b/core/store/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-core-store</artifactId>
diff --git a/core/store/primitives/pom.xml b/core/store/primitives/pom.xml
index 9e386f7..8b01199 100644
--- a/core/store/primitives/pom.xml
+++ b/core/store/primitives/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core-store</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-core-primitives</artifactId>
diff --git a/core/store/serializers/pom.xml b/core/store/serializers/pom.xml
index 87bf907..5899f7b 100644
--- a/core/store/serializers/pom.xml
+++ b/core/store/serializers/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-core-store</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-core-serializers</artifactId>
diff --git a/docs/external.xml b/docs/external.xml
index cd5737d..1f66092 100644
--- a/docs/external.xml
+++ b/docs/external.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
@@ -53,7 +53,7 @@
                     </sourceFileExcludes>
                     <excludePackageNames>@external-excludes</excludePackageNames>
                     <docfilessubdirs>true</docfilessubdirs>
-                    <doctitle>ONOS Java API (1.9.0-SNAPSHOT)</doctitle>
+                    <doctitle>ONOS Java API (1.9.0-rc4)</doctitle>
                     <groups>
                         <group>
                             <title>Network Model &amp; Services</title>
diff --git a/docs/internal.xml b/docs/internal.xml
index b9f8287..6b58d3f 100644
--- a/docs/internal.xml
+++ b/docs/internal.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
@@ -49,7 +49,7 @@
                 <configuration>
                     <show>package</show>
                     <docfilessubdirs>true</docfilessubdirs>
-                    <doctitle>ONOS Java API (1.9.0-SNAPSHOT)</doctitle>
+                    <doctitle>ONOS Java API (1.9.0-rc4)</doctitle>
                     <excludePackageNames>@internal-excludes</excludePackageNames>
                     <sourceFileExcludes>
                         <sourceFileExclude>**/generated-sources/**</sourceFileExclude>
diff --git a/drivers/arista/pom.xml b/drivers/arista/pom.xml
index 4bb2acb..5409124 100644
--- a/drivers/arista/pom.xml
+++ b/drivers/arista/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/bmv2/pom.xml b/drivers/bmv2/pom.xml
index 67e00da..c0345dc 100644
--- a/drivers/bmv2/pom.xml
+++ b/drivers/bmv2/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/bti/pom.xml b/drivers/bti/pom.xml
index 323544e..5d98ed3 100644
--- a/drivers/bti/pom.xml
+++ b/drivers/bti/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/ciena/pom.xml b/drivers/ciena/pom.xml
index 0e333ec..8a7b27c 100644
--- a/drivers/ciena/pom.xml
+++ b/drivers/ciena/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/cisco/pom.xml b/drivers/cisco/pom.xml
index 1e25924..264f5e4 100644
--- a/drivers/cisco/pom.xml
+++ b/drivers/cisco/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/corsa/pom.xml b/drivers/corsa/pom.xml
index 8313dde..62910e3 100644
--- a/drivers/corsa/pom.xml
+++ b/drivers/corsa/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/default/pom.xml b/drivers/default/pom.xml
index 90acb41..926bc71 100644
--- a/drivers/default/pom.xml
+++ b/drivers/default/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/fujitsu/pom.xml b/drivers/fujitsu/pom.xml
index 2d19ec2..a6c790f 100644
--- a/drivers/fujitsu/pom.xml
+++ b/drivers/fujitsu/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/juniper/pom.xml b/drivers/juniper/pom.xml
index 4352f08..bd2b0cc 100644
--- a/drivers/juniper/pom.xml
+++ b/drivers/juniper/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/lisp/pom.xml b/drivers/lisp/pom.xml
index 30606b3..245f388 100644
--- a/drivers/lisp/pom.xml
+++ b/drivers/lisp/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/lumentum/pom.xml b/drivers/lumentum/pom.xml
index 6dce6cd..ff6cc30 100644
--- a/drivers/lumentum/pom.xml
+++ b/drivers/lumentum/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/netconf/pom.xml b/drivers/netconf/pom.xml
index 4025101..78a5f5d 100644
--- a/drivers/netconf/pom.xml
+++ b/drivers/netconf/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/optical/pom.xml b/drivers/optical/pom.xml
index c671026..1247a8b 100644
--- a/drivers/optical/pom.xml
+++ b/drivers/optical/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/ovsdb/pom.xml b/drivers/ovsdb/pom.xml
index 6df43da..48bc249 100644
--- a/drivers/ovsdb/pom.xml
+++ b/drivers/ovsdb/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/drivers/pom.xml b/drivers/pom.xml
index 1d57c25..60432fa 100644
--- a/drivers/pom.xml
+++ b/drivers/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-drivers-general</artifactId>
diff --git a/drivers/utilities/pom.xml b/drivers/utilities/pom.xml
index f1ff157..1cc9aa8 100644
--- a/drivers/utilities/pom.xml
+++ b/drivers/utilities/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-drivers-general</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/features/pom.xml b/features/pom.xml
index 0a7e7b0..11fd342 100644
--- a/features/pom.xml
+++ b/features/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-features</artifactId>
diff --git a/incubator/api/pom.xml b/incubator/api/pom.xml
index 6988fe2..1e48807 100644
--- a/incubator/api/pom.xml
+++ b/incubator/api/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-incubator</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-incubator-api</artifactId>
diff --git a/incubator/core/pom.xml b/incubator/core/pom.xml
index 3f18356..69a5469 100644
--- a/incubator/core/pom.xml
+++ b/incubator/core/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-incubator</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-incubator-core</artifactId>
diff --git a/incubator/grpc-dependencies/pom.xml b/incubator/grpc-dependencies/pom.xml
index 55bf19d..51aa185 100644
--- a/incubator/grpc-dependencies/pom.xml
+++ b/incubator/grpc-dependencies/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-incubator-protobuf-dependencies</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../protobuf-dependencies/pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/incubator/grpc/pom.xml b/incubator/grpc/pom.xml
index 6a8c07f..950944d 100644
--- a/incubator/grpc/pom.xml
+++ b/incubator/grpc/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-incubator-grpc-dependencies</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../grpc-dependencies/pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/incubator/net/pom.xml b/incubator/net/pom.xml
index b5f1580..3dda66a 100644
--- a/incubator/net/pom.xml
+++ b/incubator/net/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-incubator</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-incubator-net</artifactId>
diff --git a/incubator/pom.xml b/incubator/pom.xml
index 9a0702c..1a2fb6b 100644
--- a/incubator/pom.xml
+++ b/incubator/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-incubator</artifactId>
diff --git a/incubator/protobuf-dependencies/pom.xml b/incubator/protobuf-dependencies/pom.xml
index 7ab88f2..c58dcbe 100644
--- a/incubator/protobuf-dependencies/pom.xml
+++ b/incubator/protobuf-dependencies/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <artifactId>onos-dependencies</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../../lib/pom.xml</relativePath>
     </parent>
 
diff --git a/incubator/protobuf-nb/pom.xml b/incubator/protobuf-nb/pom.xml
index 7802ef1..55c4a88 100644
--- a/incubator/protobuf-nb/pom.xml
+++ b/incubator/protobuf-nb/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-incubator-grpc-dependencies</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../grpc-dependencies/pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/incubator/protobuf/pom.xml b/incubator/protobuf/pom.xml
index 32abcaf..02ce85e 100644
--- a/incubator/protobuf/pom.xml
+++ b/incubator/protobuf/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <artifactId>onos-incubator-protobuf-dependencies</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../protobuf-dependencies/pom.xml</relativePath>
     </parent>
 
diff --git a/incubator/rpc-grpc/pom.xml b/incubator/rpc-grpc/pom.xml
index 0a5b180..2b3080e 100644
--- a/incubator/rpc-grpc/pom.xml
+++ b/incubator/rpc-grpc/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <artifactId>onos-incubator-grpc-dependencies</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../grpc-dependencies/pom.xml</relativePath>
     </parent>
 
diff --git a/incubator/rpc-nb/pom.xml b/incubator/rpc-nb/pom.xml
index 2f42f03..4d27eb2 100644
--- a/incubator/rpc-nb/pom.xml
+++ b/incubator/rpc-nb/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-incubator-grpc-dependencies</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../grpc-dependencies/pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/incubator/rpc/pom.xml b/incubator/rpc/pom.xml
index 412ad94..617eacb 100644
--- a/incubator/rpc/pom.xml
+++ b/incubator/rpc/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <artifactId>onos-incubator</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-incubator-rpc</artifactId>
diff --git a/incubator/store/pom.xml b/incubator/store/pom.xml
index 2f15932..60001c7 100644
--- a/incubator/store/pom.xml
+++ b/incubator/store/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-incubator</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-incubator-store</artifactId>
diff --git a/lib/pom.xml b/lib/pom.xml
index f3c7070..c539f2c 100644
--- a/lib/pom.xml
+++ b/lib/pom.xml
@@ -33,7 +33,7 @@
     <groupId>org.onosproject</groupId>
     <artifactId>onos-dependencies</artifactId>
     <packaging>pom</packaging>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
 
     <name>${project.artifactId}</name>
     <description>Open Network Operating System shared dependencies</description>
diff --git a/onos.defs b/onos.defs
index c2f4d83..e7f4cb3 100644
--- a/onos.defs
+++ b/onos.defs
@@ -1,6 +1,6 @@
 ONOS_ORIGIN = 'ON.Lab'
 ONOS_GROUP_ID = 'org.onosproject'
-ONOS_VERSION = '1.9.0-SNAPSHOT'
+ONOS_VERSION = '1.9.0-rc4'
 DEFAULT_APP_CATEGORY = 'Utility'
 ONOS_ARTIFACT_BASE = 'onos-'
 APP_PREFIX = ONOS_GROUP_ID + '.'
diff --git a/pom.xml b/pom.xml
index 090ad55..4b0d4b7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,14 +26,14 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-dependencies</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>lib/pom.xml</relativePath>
     </parent>
 
     <groupId>org.onosproject</groupId>
     <artifactId>onos</artifactId>
     <packaging>pom</packaging>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
 
     <name>${project.artifactId}</name>
     <description>Open Network Operating System root project</description>
diff --git a/protocols/bgp/api/pom.xml b/protocols/bgp/api/pom.xml
index 1771db5..353e8e5 100644
--- a/protocols/bgp/api/pom.xml
+++ b/protocols/bgp/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-bgp</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-bgp-api</artifactId>
diff --git a/protocols/bgp/bgpio/pom.xml b/protocols/bgp/bgpio/pom.xml
index 3bf4e67..73629be 100644
--- a/protocols/bgp/bgpio/pom.xml
+++ b/protocols/bgp/bgpio/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-bgp</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-bgpio</artifactId>
diff --git a/protocols/bgp/ctl/pom.xml b/protocols/bgp/ctl/pom.xml
index 2b227bb..ea4fdc1 100644
--- a/protocols/bgp/ctl/pom.xml
+++ b/protocols/bgp/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-bgp</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-bgp-ctl</artifactId>
diff --git a/protocols/bgp/pom.xml b/protocols/bgp/pom.xml
index 8b5f086..4d090ed 100644
--- a/protocols/bgp/pom.xml
+++ b/protocols/bgp/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-protocols</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-bgp</artifactId>
diff --git a/protocols/bmv2/api/pom.xml b/protocols/bmv2/api/pom.xml
index 61d7503..8ee1618 100644
--- a/protocols/bmv2/api/pom.xml
+++ b/protocols/bmv2/api/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-bmv2-protocol</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/protocols/bmv2/ctl/pom.xml b/protocols/bmv2/ctl/pom.xml
index f197e09..4e4e612 100644
--- a/protocols/bmv2/ctl/pom.xml
+++ b/protocols/bmv2/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-bmv2-protocol</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/protocols/bmv2/pom.xml b/protocols/bmv2/pom.xml
index 505088b..a3a41f8 100644
--- a/protocols/bmv2/pom.xml
+++ b/protocols/bmv2/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-protocols</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/protocols/bmv2/thrift-api/pom.xml b/protocols/bmv2/thrift-api/pom.xml
index 0c04b95..62dbd5a 100644
--- a/protocols/bmv2/thrift-api/pom.xml
+++ b/protocols/bmv2/thrift-api/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-bmv2-protocol</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/protocols/isis/api/pom.xml b/protocols/isis/api/pom.xml
index 2e3ab05..1a2ce48 100644
--- a/protocols/isis/api/pom.xml
+++ b/protocols/isis/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-isis</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-api</artifactId>
diff --git a/protocols/isis/ctl/pom.xml b/protocols/isis/ctl/pom.xml
index 2811bf2..d3dbfff 100644
--- a/protocols/isis/ctl/pom.xml
+++ b/protocols/isis/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-isis</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-ctl</artifactId>
diff --git a/protocols/isis/isisio/pom.xml b/protocols/isis/isisio/pom.xml
index aac998e..2b0e99c 100644
--- a/protocols/isis/isisio/pom.xml
+++ b/protocols/isis/isisio/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-isis</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-isisio</artifactId>
diff --git a/protocols/isis/pom.xml b/protocols/isis/pom.xml
index 3c557aa..000a1f1 100644
--- a/protocols/isis/pom.xml
+++ b/protocols/isis/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-protocols</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis</artifactId>
diff --git a/protocols/lisp/api/pom.xml b/protocols/lisp/api/pom.xml
index 6772669..ff01b81 100644
--- a/protocols/lisp/api/pom.xml
+++ b/protocols/lisp/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-lisp</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-lisp-api</artifactId>
diff --git a/protocols/lisp/ctl/pom.xml b/protocols/lisp/ctl/pom.xml
index ea22bd3..5e148e4 100644
--- a/protocols/lisp/ctl/pom.xml
+++ b/protocols/lisp/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-lisp</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-lisp-ctl</artifactId>
diff --git a/protocols/lisp/msg/pom.xml b/protocols/lisp/msg/pom.xml
index 04cfac0..fe3591b 100644
--- a/protocols/lisp/msg/pom.xml
+++ b/protocols/lisp/msg/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-lisp</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-lisp-msg</artifactId>
diff --git a/protocols/lisp/pom.xml b/protocols/lisp/pom.xml
index 1103ed6..a28872f 100644
--- a/protocols/lisp/pom.xml
+++ b/protocols/lisp/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-protocols</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-lisp</artifactId>
diff --git a/protocols/netconf/api/pom.xml b/protocols/netconf/api/pom.xml
index 2895e86..4b4f319 100644
--- a/protocols/netconf/api/pom.xml
+++ b/protocols/netconf/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-netconf</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-netconf-api</artifactId>
diff --git a/protocols/netconf/ctl/pom.xml b/protocols/netconf/ctl/pom.xml
index e05fe87..11bf534 100644
--- a/protocols/netconf/ctl/pom.xml
+++ b/protocols/netconf/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-netconf</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-netconf-ctl</artifactId>
diff --git a/protocols/netconf/pom.xml b/protocols/netconf/pom.xml
index 19d098a..9ee8645 100644
--- a/protocols/netconf/pom.xml
+++ b/protocols/netconf/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-protocols</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-netconf</artifactId>
diff --git a/protocols/openflow/api/pom.xml b/protocols/openflow/api/pom.xml
index 42dccec..42d431f 100644
--- a/protocols/openflow/api/pom.xml
+++ b/protocols/openflow/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-api</artifactId>
diff --git a/protocols/openflow/ctl/pom.xml b/protocols/openflow/ctl/pom.xml
index 84127f2..2a1f999 100644
--- a/protocols/openflow/ctl/pom.xml
+++ b/protocols/openflow/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-ctl</artifactId>
diff --git a/protocols/openflow/pom.xml b/protocols/openflow/pom.xml
index e2c1e10..4ea266a 100644
--- a/protocols/openflow/pom.xml
+++ b/protocols/openflow/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-protocols</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-of</artifactId>
diff --git a/protocols/ospf/api/pom.xml b/protocols/ospf/api/pom.xml
index f57043c..787bf26 100644
--- a/protocols/ospf/api/pom.xml
+++ b/protocols/ospf/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ospf</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-ospf-api</artifactId>
diff --git a/protocols/ospf/ctl/pom.xml b/protocols/ospf/ctl/pom.xml
index 496ca06..e1380f7 100644
--- a/protocols/ospf/ctl/pom.xml
+++ b/protocols/ospf/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ospf</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-ospf-ctl</artifactId>
diff --git a/protocols/ospf/pom.xml b/protocols/ospf/pom.xml
index 65ec453..b99aae0 100644
--- a/protocols/ospf/pom.xml
+++ b/protocols/ospf/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-protocols</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-ospf</artifactId>
diff --git a/protocols/ospf/protocol/pom.xml b/protocols/ospf/protocol/pom.xml
index c9b0233..0e07398 100644
--- a/protocols/ospf/protocol/pom.xml
+++ b/protocols/ospf/protocol/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ospf</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-ospf-protocol</artifactId>
diff --git a/protocols/ovsdb/api/pom.xml b/protocols/ovsdb/api/pom.xml
index beac8de..07b4004 100644
--- a/protocols/ovsdb/api/pom.xml
+++ b/protocols/ovsdb/api/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <artifactId>onos-ovsdb-api</artifactId>
     <packaging>bundle</packaging>
diff --git a/protocols/ovsdb/ctl/pom.xml b/protocols/ovsdb/ctl/pom.xml
index 8d2bdfe..bd155e7 100644
--- a/protocols/ovsdb/ctl/pom.xml
+++ b/protocols/ovsdb/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdb-ctl</artifactId>
diff --git a/protocols/ovsdb/pom.xml b/protocols/ovsdb/pom.xml
index ac439e9..1a6af5b 100644
--- a/protocols/ovsdb/pom.xml
+++ b/protocols/ovsdb/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-protocols</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdb</artifactId>
diff --git a/protocols/ovsdb/rfc/pom.xml b/protocols/ovsdb/rfc/pom.xml
index d093e6d..c3154c3 100644
--- a/protocols/ovsdb/rfc/pom.xml
+++ b/protocols/ovsdb/rfc/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <artifactId>onos-ovsdb-rfc</artifactId>
     <packaging>bundle</packaging>
diff --git a/protocols/pcep/api/pom.xml b/protocols/pcep/api/pom.xml
index 1a61d4b..87a1a2e 100644
--- a/protocols/pcep/api/pom.xml
+++ b/protocols/pcep/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pcep-controller</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-pcep-controller-api</artifactId>
diff --git a/protocols/pcep/ctl/pom.xml b/protocols/pcep/ctl/pom.xml
index c14b33a..ce4a110 100644
--- a/protocols/pcep/ctl/pom.xml
+++ b/protocols/pcep/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pcep-controller</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-pcep-controller-impl</artifactId>
diff --git a/protocols/pcep/pcepio/pom.xml b/protocols/pcep/pcepio/pom.xml
index 0e40a76..633e8dc 100644
--- a/protocols/pcep/pcepio/pom.xml
+++ b/protocols/pcep/pcepio/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pcep-controller</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-pcepio</artifactId>
diff --git a/protocols/pcep/pom.xml b/protocols/pcep/pom.xml
index 0bf94c3..6acca3b 100644
--- a/protocols/pcep/pom.xml
+++ b/protocols/pcep/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-protocols</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-pcep-controller</artifactId>
diff --git a/protocols/pom.xml b/protocols/pom.xml
index 13d44fe..623698c 100644
--- a/protocols/pom.xml
+++ b/protocols/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-protocols</artifactId>
diff --git a/protocols/rest/api/pom.xml b/protocols/rest/api/pom.xml
index 00a8ff2..4e16739 100644
--- a/protocols/rest/api/pom.xml
+++ b/protocols/rest/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-restsb</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-restsb-api</artifactId>
diff --git a/protocols/rest/ctl/pom.xml b/protocols/rest/ctl/pom.xml
index a7d4712..4ffe079 100644
--- a/protocols/rest/ctl/pom.xml
+++ b/protocols/rest/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-restsb</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/protocols/rest/pom.xml b/protocols/rest/pom.xml
index b938e3d..3b321d9 100644
--- a/protocols/rest/pom.xml
+++ b/protocols/rest/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-protocols</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/protocols/restconf/client/api/pom.xml b/protocols/restconf/client/api/pom.xml
index 29c258a..ad7e54a 100644
--- a/protocols/restconf/client/api/pom.xml
+++ b/protocols/restconf/client/api/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-restconf-client</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>onos-restconf-client-api</artifactId>
diff --git a/protocols/restconf/client/ctl/pom.xml b/protocols/restconf/client/ctl/pom.xml
index f4912b3..42593e8 100644
--- a/protocols/restconf/client/ctl/pom.xml
+++ b/protocols/restconf/client/ctl/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-restconf-client</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>onos-restconf-client-ctl</artifactId>
diff --git a/protocols/restconf/client/pom.xml b/protocols/restconf/client/pom.xml
index 2a54ea2..d2f82fc 100644
--- a/protocols/restconf/client/pom.xml
+++ b/protocols/restconf/client/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-restconf</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>onos-restconf-client</artifactId>
diff --git a/protocols/restconf/pom.xml b/protocols/restconf/pom.xml
index 2a5f2a5..59a262b 100644
--- a/protocols/restconf/pom.xml
+++ b/protocols/restconf/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-protocols</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
   </parent>
 
   <artifactId>onos-restconf</artifactId>
diff --git a/protocols/restconf/server/api/pom.xml b/protocols/restconf/server/api/pom.xml
index 5df9277..aaf09a9 100644
--- a/protocols/restconf/server/api/pom.xml
+++ b/protocols/restconf/server/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-restconf-server</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/protocols/restconf/server/app/pom.xml b/protocols/restconf/server/app/pom.xml
index 435be27..6bc0f00 100644
--- a/protocols/restconf/server/app/pom.xml
+++ b/protocols/restconf/server/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-restconf-server</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/protocols/restconf/server/pom.xml b/protocols/restconf/server/pom.xml
index e8192bb..b662a78 100644
--- a/protocols/restconf/server/pom.xml
+++ b/protocols/restconf/server/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-restconf</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/protocols/restconf/server/restconfmgr/pom.xml b/protocols/restconf/server/restconfmgr/pom.xml
index 5f552cd..1de214b 100644
--- a/protocols/restconf/server/restconfmgr/pom.xml
+++ b/protocols/restconf/server/restconfmgr/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-restconf-server</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/protocols/restconf/server/rpp/pom.xml b/protocols/restconf/server/rpp/pom.xml
index 5ee6954..50b1a0d 100644
--- a/protocols/restconf/server/rpp/pom.xml
+++ b/protocols/restconf/server/rpp/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-restconf-server</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/protocols/restconf/server/utils/pom.xml b/protocols/restconf/server/utils/pom.xml
index b94c198..c1a2ba4 100644
--- a/protocols/restconf/server/utils/pom.xml
+++ b/protocols/restconf/server/utils/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>onos-restconf-server</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/protocols/snmp/api/pom.xml b/protocols/snmp/api/pom.xml
index 5aae020..e5db6ed 100644
--- a/protocols/snmp/api/pom.xml
+++ b/protocols/snmp/api/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-snmp-protocol</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/protocols/snmp/ctl/pom.xml b/protocols/snmp/ctl/pom.xml
index 62dae93..b372360 100644
--- a/protocols/snmp/ctl/pom.xml
+++ b/protocols/snmp/ctl/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-snmp-protocol</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-snmp-api</artifactId>
-            <version>1.9.0-SNAPSHOT</version>
+            <version>1.9.0-rc4</version>
         </dependency>
         <dependency>
             <groupId>org.osgi</groupId>
diff --git a/protocols/snmp/pom.xml b/protocols/snmp/pom.xml
index acaa782..386e029 100644
--- a/protocols/snmp/pom.xml
+++ b/protocols/snmp/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-protocols</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/protocols/tl1/api/pom.xml b/protocols/tl1/api/pom.xml
index bedfc6e..b387e84 100644
--- a/protocols/tl1/api/pom.xml
+++ b/protocols/tl1/api/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-tl1</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/protocols/tl1/ctl/pom.xml b/protocols/tl1/ctl/pom.xml
index 033a4f9..6814a51 100644
--- a/protocols/tl1/ctl/pom.xml
+++ b/protocols/tl1/ctl/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-tl1</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/protocols/tl1/pom.xml b/protocols/tl1/pom.xml
index dd2c269..a78757c 100644
--- a/protocols/tl1/pom.xml
+++ b/protocols/tl1/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-protocols</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/providers/bgp/app/pom.xml b/providers/bgp/app/pom.xml
index b9605e2..dd0a7cd 100644
--- a/providers/bgp/app/pom.xml
+++ b/providers/bgp/app/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-bgp-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-bgp-app</artifactId>
diff --git a/providers/bgp/cfg/pom.xml b/providers/bgp/cfg/pom.xml
index 2fc249b..c8c7f2c 100644
--- a/providers/bgp/cfg/pom.xml
+++ b/providers/bgp/cfg/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-bgp-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <artifactId>onos-bgp-provider-cfg</artifactId>
     <packaging>bundle</packaging>
diff --git a/providers/bgp/cli/pom.xml b/providers/bgp/cli/pom.xml
index 76b92b7..d863f1f 100644
--- a/providers/bgp/cli/pom.xml
+++ b/providers/bgp/cli/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-bgp-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-bgp-provider-cli</artifactId>
diff --git a/providers/bgp/pom.xml b/providers/bgp/pom.xml
index 9f04125..cd5934cc 100644
--- a/providers/bgp/pom.xml
+++ b/providers/bgp/pom.xml
@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-providers</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
   </parent>
   <artifactId>onos-bgp-providers</artifactId>
   <packaging>pom</packaging>
diff --git a/providers/bgp/topology/pom.xml b/providers/bgp/topology/pom.xml
index c7c3644..5f40afd 100644
--- a/providers/bgp/topology/pom.xml
+++ b/providers/bgp/topology/pom.xml
@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-bgp-providers</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
   </parent>
   <artifactId>onos-bgp-provider-topology</artifactId>
   <packaging>bundle</packaging>
diff --git a/providers/bgpcep/app/pom.xml b/providers/bgpcep/app/pom.xml
index e06b1b5..bd97079 100644
--- a/providers/bgpcep/app/pom.xml
+++ b/providers/bgpcep/app/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-bgpcep-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-bgpcep-app</artifactId>
diff --git a/providers/bgpcep/flow/pom.xml b/providers/bgpcep/flow/pom.xml
index a2f6855..a9c4193 100644
--- a/providers/bgpcep/flow/pom.xml
+++ b/providers/bgpcep/flow/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-bgpcep-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-bgpcep-provider-flow</artifactId>
diff --git a/providers/bgpcep/pom.xml b/providers/bgpcep/pom.xml
index f1142b3..9a1229f 100644
--- a/providers/bgpcep/pom.xml
+++ b/providers/bgpcep/pom.xml
@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-providers</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
   </parent>
 
   <artifactId>onos-bgpcep-providers</artifactId>
diff --git a/providers/bmv2/app/pom.xml b/providers/bmv2/app/pom.xml
index b138fed..64828f1 100644
--- a/providers/bmv2/app/pom.xml
+++ b/providers/bmv2/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-bmv2-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/providers/bmv2/device/pom.xml b/providers/bmv2/device/pom.xml
index 6623977..e38a5d0 100644
--- a/providers/bmv2/device/pom.xml
+++ b/providers/bmv2/device/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-bmv2-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/providers/bmv2/packet/pom.xml b/providers/bmv2/packet/pom.xml
index 730b6e9..61317ab 100644
--- a/providers/bmv2/packet/pom.xml
+++ b/providers/bmv2/packet/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-bmv2-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/providers/bmv2/pom.xml b/providers/bmv2/pom.xml
index 71897d9..12b4e96 100644
--- a/providers/bmv2/pom.xml
+++ b/providers/bmv2/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/providers/host/pom.xml b/providers/host/pom.xml
index 1865210..8eb6187 100644
--- a/providers/host/pom.xml
+++ b/providers/host/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-host-provider</artifactId>
diff --git a/providers/ietfte/app/pom.xml b/providers/ietfte/app/pom.xml
index 157d94a..b5d66ae 100644
--- a/providers/ietfte/app/pom.xml
+++ b/providers/ietfte/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-ietfte-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/providers/ietfte/pom.xml b/providers/ietfte/pom.xml
index 8661bdf..f0cce2d 100644
--- a/providers/ietfte/pom.xml
+++ b/providers/ietfte/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
@@ -38,12 +38,12 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-app-yms-api</artifactId>
-            <version>1.9.0-SNAPSHOT</version>
+            <version>1.9.0-rc4</version>
         </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-restconf-server-utils</artifactId>
-            <version>1.9.0-SNAPSHOT</version>
+            <version>1.9.0-rc4</version>
         </dependency>
     </dependencies>
 </project>
diff --git a/providers/ietfte/topology/pom.xml b/providers/ietfte/topology/pom.xml
index 9bf97cb..55c1484 100644
--- a/providers/ietfte/topology/pom.xml
+++ b/providers/ietfte/topology/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-ietfte-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/providers/ietfte/tunnel/pom.xml b/providers/ietfte/tunnel/pom.xml
index 1fd9eac..165629b 100644
--- a/providers/ietfte/tunnel/pom.xml
+++ b/providers/ietfte/tunnel/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-ietfte-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <packaging>bundle</packaging>
diff --git a/providers/ietfte/utils/pom.xml b/providers/ietfte/utils/pom.xml
index 3174a8b..8330e9a 100644
--- a/providers/ietfte/utils/pom.xml
+++ b/providers/ietfte/utils/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <artifactId>onos-ietfte-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>onos-ietfte-provider-utils</artifactId>
diff --git a/providers/isis/app/pom.xml b/providers/isis/app/pom.xml
index 3940345..9c964ab 100644
--- a/providers/isis/app/pom.xml
+++ b/providers/isis/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-isis-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-app</artifactId>
diff --git a/providers/isis/cfg/pom.xml b/providers/isis/cfg/pom.xml
index 3a3371f..9da841b 100644
--- a/providers/isis/cfg/pom.xml
+++ b/providers/isis/cfg/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-isis-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-provider-cfg</artifactId>
diff --git a/providers/isis/cli/pom.xml b/providers/isis/cli/pom.xml
index 30caed2..5defeb5 100644
--- a/providers/isis/cli/pom.xml
+++ b/providers/isis/cli/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-isis-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-provider-cli</artifactId>
diff --git a/providers/isis/pom.xml b/providers/isis/pom.xml
index 1d3c5b2..5cd03dc 100644
--- a/providers/isis/pom.xml
+++ b/providers/isis/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-providers</artifactId>
diff --git a/providers/isis/topology/pom.xml b/providers/isis/topology/pom.xml
index aa886ff..5f0974f 100644
--- a/providers/isis/topology/pom.xml
+++ b/providers/isis/topology/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-isis-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-isis-provider-topology</artifactId>
diff --git a/providers/link/pom.xml b/providers/link/pom.xml
index 2afb22a..a3b0d40 100644
--- a/providers/link/pom.xml
+++ b/providers/link/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
 
diff --git a/providers/lisp/app/pom.xml b/providers/lisp/app/pom.xml
index 0e54620..528bdba 100644
--- a/providers/lisp/app/pom.xml
+++ b/providers/lisp/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-lisp-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-lisp-app</artifactId>
diff --git a/providers/lisp/device/pom.xml b/providers/lisp/device/pom.xml
index ce064c4..c3c895c 100644
--- a/providers/lisp/device/pom.xml
+++ b/providers/lisp/device/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-lisp-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-lisp-provider-device</artifactId>
diff --git a/providers/lisp/mapping/pom.xml b/providers/lisp/mapping/pom.xml
index 61f8cee..9b0d3cc 100644
--- a/providers/lisp/mapping/pom.xml
+++ b/providers/lisp/mapping/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-lisp-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-lisp-provider-mapping</artifactId>
diff --git a/providers/lisp/message/pom.xml b/providers/lisp/message/pom.xml
index 9f368fc..7c61f7c 100644
--- a/providers/lisp/message/pom.xml
+++ b/providers/lisp/message/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-lisp-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-lisp-provider-message</artifactId>
diff --git a/providers/lisp/pom.xml b/providers/lisp/pom.xml
index 4898309..7b5f79d 100644
--- a/providers/lisp/pom.xml
+++ b/providers/lisp/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-lisp-providers</artifactId>
diff --git a/providers/lldp/pom.xml b/providers/lldp/pom.xml
index dfcc76e..2236d0e 100644
--- a/providers/lldp/pom.xml
+++ b/providers/lldp/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-lldp-provider</artifactId>
@@ -49,7 +49,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-lldp-provider-common</artifactId>
-            <version>1.9.0-SNAPSHOT</version>
+            <version>1.9.0-rc4</version>
         </dependency>
 
         <dependency>
diff --git a/providers/lldpcommon/pom.xml b/providers/lldpcommon/pom.xml
index 4d37846..6a2ae39 100644
--- a/providers/lldpcommon/pom.xml
+++ b/providers/lldpcommon/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>onos-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
 
diff --git a/providers/netcfghost/pom.xml b/providers/netcfghost/pom.xml
index 2d33dee..45cfd16 100644
--- a/providers/netcfghost/pom.xml
+++ b/providers/netcfghost/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/providers/netcfglinks/pom.xml b/providers/netcfglinks/pom.xml
index 1595106..c10bd08 100644
--- a/providers/netcfglinks/pom.xml
+++ b/providers/netcfglinks/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onos-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -40,7 +40,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-lldp-provider-common</artifactId>
-            <version>1.9.0-SNAPSHOT</version>
+            <version>1.9.0-rc4</version>
         </dependency>
 
         <dependency>
diff --git a/providers/netconf/alarm/pom.xml b/providers/netconf/alarm/pom.xml
index 894afce..7e0ba43 100644
--- a/providers/netconf/alarm/pom.xml
+++ b/providers/netconf/alarm/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>onos-netconf-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/providers/netconf/app/pom.xml b/providers/netconf/app/pom.xml
index 986e2a3..351453c 100644
--- a/providers/netconf/app/pom.xml
+++ b/providers/netconf/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-netconf-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-netconf-app</artifactId>
diff --git a/providers/netconf/device/pom.xml b/providers/netconf/device/pom.xml
index a22c71b..2bbcb30 100644
--- a/providers/netconf/device/pom.xml
+++ b/providers/netconf/device/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-netconf-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-netconf-provider-device</artifactId>
diff --git a/providers/netconf/pom.xml b/providers/netconf/pom.xml
index 41e15ba..e092ed6 100644
--- a/providers/netconf/pom.xml
+++ b/providers/netconf/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-netconf-providers</artifactId>
diff --git a/providers/null/pom.xml b/providers/null/pom.xml
index 479ba31..7fb6e2c 100644
--- a/providers/null/pom.xml
+++ b/providers/null/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-null-provider</artifactId>
diff --git a/providers/openflow/app/pom.xml b/providers/openflow/app/pom.xml
index d897d20..92eda8f 100644
--- a/providers/openflow/app/pom.xml
+++ b/providers/openflow/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-openflow</artifactId>
diff --git a/providers/openflow/base/pom.xml b/providers/openflow/base/pom.xml
index a2ec2c9..79cbe13 100644
--- a/providers/openflow/base/pom.xml
+++ b/providers/openflow/base/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-openflow-base</artifactId>
diff --git a/providers/openflow/device/pom.xml b/providers/openflow/device/pom.xml
index a1e684d..3d533d9 100644
--- a/providers/openflow/device/pom.xml
+++ b/providers/openflow/device/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-provider-device</artifactId>
diff --git a/providers/openflow/flow/pom.xml b/providers/openflow/flow/pom.xml
index feb92e1..796003b 100644
--- a/providers/openflow/flow/pom.xml
+++ b/providers/openflow/flow/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-provider-flow</artifactId>
diff --git a/providers/openflow/group/pom.xml b/providers/openflow/group/pom.xml
index 52898a1..4c6abed 100644
--- a/providers/openflow/group/pom.xml
+++ b/providers/openflow/group/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-provider-group</artifactId>
diff --git a/providers/openflow/message/pom.xml b/providers/openflow/message/pom.xml
index 420f3ba..a369ca0 100644
--- a/providers/openflow/message/pom.xml
+++ b/providers/openflow/message/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-provider-message</artifactId>
diff --git a/providers/openflow/meter/pom.xml b/providers/openflow/meter/pom.xml
index ca0fb82..09fc16d 100644
--- a/providers/openflow/meter/pom.xml
+++ b/providers/openflow/meter/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-provider-meter</artifactId>
diff --git a/providers/openflow/packet/pom.xml b/providers/openflow/packet/pom.xml
index 959e6bd..21fc9c1 100644
--- a/providers/openflow/packet/pom.xml
+++ b/providers/openflow/packet/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-of-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-provider-packet</artifactId>
diff --git a/providers/openflow/pom.xml b/providers/openflow/pom.xml
index f2ec43f..81037d5 100644
--- a/providers/openflow/pom.xml
+++ b/providers/openflow/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-of-providers</artifactId>
diff --git a/providers/ospf/app/pom.xml b/providers/ospf/app/pom.xml
index a7a7705..cabdaee 100644
--- a/providers/ospf/app/pom.xml
+++ b/providers/ospf/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ospf-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/providers/ospf/cfg/pom.xml b/providers/ospf/cfg/pom.xml
index 1a8d1f4..77e64d4 100644
--- a/providers/ospf/cfg/pom.xml
+++ b/providers/ospf/cfg/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ospf-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/providers/ospf/cli/pom.xml b/providers/ospf/cli/pom.xml
index e20b527..bbb3cc9 100644
--- a/providers/ospf/cli/pom.xml
+++ b/providers/ospf/cli/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ospf-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/providers/ospf/pom.xml b/providers/ospf/pom.xml
index d0f2753..5b4707e 100644
--- a/providers/ospf/pom.xml
+++ b/providers/ospf/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/providers/ospf/topology/pom.xml b/providers/ospf/topology/pom.xml
index 17296b3..5381422 100644
--- a/providers/ospf/topology/pom.xml
+++ b/providers/ospf/topology/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ospf-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/providers/ovsdb/app/pom.xml b/providers/ovsdb/app/pom.xml
index c686569..c8ca747 100644
--- a/providers/ovsdb/app/pom.xml
+++ b/providers/ovsdb/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdatabase</artifactId>
diff --git a/providers/ovsdb/base/pom.xml b/providers/ovsdb/base/pom.xml
index fccf744..8ef2919 100644
--- a/providers/ovsdb/base/pom.xml
+++ b/providers/ovsdb/base/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdb-base</artifactId>
diff --git a/providers/ovsdb/device/pom.xml b/providers/ovsdb/device/pom.xml
index 1094429..7206e73 100644
--- a/providers/ovsdb/device/pom.xml
+++ b/providers/ovsdb/device/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdb-provider-device</artifactId>
diff --git a/providers/ovsdb/host/pom.xml b/providers/ovsdb/host/pom.xml
index 92224f2..2a3aa36 100644
--- a/providers/ovsdb/host/pom.xml
+++ b/providers/ovsdb/host/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdb-provider-host</artifactId>
diff --git a/providers/ovsdb/pom.xml b/providers/ovsdb/pom.xml
index feb36d8..bfe5569 100644
--- a/providers/ovsdb/pom.xml
+++ b/providers/ovsdb/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdb-providers</artifactId>
diff --git a/providers/ovsdb/tunnel/pom.xml b/providers/ovsdb/tunnel/pom.xml
index 57f65a2..f6415d4 100644
--- a/providers/ovsdb/tunnel/pom.xml
+++ b/providers/ovsdb/tunnel/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-ovsdb-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-ovsdb-provider-tunnel</artifactId>
diff --git a/providers/pcep/app/pom.xml b/providers/pcep/app/pom.xml
index 4d2439f..4434c3a 100644
--- a/providers/pcep/app/pom.xml
+++ b/providers/pcep/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pcep-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-pcep</artifactId>
diff --git a/providers/pcep/cli/pom.xml b/providers/pcep/cli/pom.xml
index b9b04bc..1c35c8e 100644
--- a/providers/pcep/cli/pom.xml
+++ b/providers/pcep/cli/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pcep-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-pcep-provider-cli</artifactId>
@@ -52,7 +52,7 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-pcep-controller-impl</artifactId>
-            <version>1.9.0-SNAPSHOT</version>
+            <version>1.9.0-rc4</version>
         </dependency>
     </dependencies>
 </project>
\ No newline at end of file
diff --git a/providers/pcep/pom.xml b/providers/pcep/pom.xml
index 491d5bb..e56398c 100644
--- a/providers/pcep/pom.xml
+++ b/providers/pcep/pom.xml
@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-providers</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
   </parent>
   <artifactId>onos-pcep-providers</artifactId>
   <packaging>pom</packaging>
diff --git a/providers/pcep/topology/pom.xml b/providers/pcep/topology/pom.xml
index 24d6336..3ad29b9 100644
--- a/providers/pcep/topology/pom.xml
+++ b/providers/pcep/topology/pom.xml
@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-pcep-providers</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
   </parent>
   <artifactId>onos-pcep-provider-topology</artifactId>
   <packaging>bundle</packaging>
diff --git a/providers/pcep/tunnel/pom.xml b/providers/pcep/tunnel/pom.xml
index e1bc9af..348c29c 100644
--- a/providers/pcep/tunnel/pom.xml
+++ b/providers/pcep/tunnel/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-pcep-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <artifactId>onos-pcep-provider-tunnel</artifactId>
     <packaging>bundle</packaging>
diff --git a/providers/pom.xml b/providers/pom.xml
index 14e9c73..af84f3e 100644
--- a/providers/pom.xml
+++ b/providers/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-providers</artifactId>
diff --git a/providers/rest/app/pom.xml b/providers/rest/app/pom.xml
index b976060..ec29312 100644
--- a/providers/rest/app/pom.xml
+++ b/providers/rest/app/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-restsb-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/providers/rest/device/pom.xml b/providers/rest/device/pom.xml
index 509e010..e212cc9 100644
--- a/providers/rest/device/pom.xml
+++ b/providers/rest/device/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-restsb-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/providers/rest/pom.xml b/providers/rest/pom.xml
index 3851626..c3ca82b 100644
--- a/providers/rest/pom.xml
+++ b/providers/rest/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>onos-providers</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/providers/snmp/app/pom.xml b/providers/snmp/app/pom.xml
index 561b7bc..b44fa13 100644
--- a/providers/snmp/app/pom.xml
+++ b/providers/snmp/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-snmp-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-snmp-app</artifactId>
diff --git a/providers/snmp/device/pom.xml b/providers/snmp/device/pom.xml
index 6197588..a4db736 100644
--- a/providers/snmp/device/pom.xml
+++ b/providers/snmp/device/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-snmp-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-snmp-provider-device</artifactId>
@@ -38,12 +38,12 @@
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-snmp-api</artifactId>
-            <version>1.9.0-SNAPSHOT</version>
+            <version>1.9.0-rc4</version>
         </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-snmp-ctl</artifactId>
-            <version>1.9.0-SNAPSHOT</version>
+            <version>1.9.0-rc4</version>
         </dependency>
         <dependency>
             <groupId>org.apache.servicemix.bundles</groupId>
diff --git a/providers/snmp/pom.xml b/providers/snmp/pom.xml
index d91ca60..b7315df 100644
--- a/providers/snmp/pom.xml
+++ b/providers/snmp/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-snmp-providers</artifactId>
diff --git a/providers/tl1/app/pom.xml b/providers/tl1/app/pom.xml
index cee95d4..b84d967 100644
--- a/providers/tl1/app/pom.xml
+++ b/providers/tl1/app/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-tl1-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-tl1-app</artifactId>
diff --git a/providers/tl1/device/pom.xml b/providers/tl1/device/pom.xml
index 360381d..33dc63c 100644
--- a/providers/tl1/device/pom.xml
+++ b/providers/tl1/device/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-tl1-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-tl1-provider-device</artifactId>
diff --git a/providers/tl1/pom.xml b/providers/tl1/pom.xml
index 00325f4..2c87f5c 100644
--- a/providers/tl1/pom.xml
+++ b/providers/tl1/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-providers</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-tl1-providers</artifactId>
diff --git a/tools/build/envDefaults b/tools/build/envDefaults
index a4a8a0f..33d3005 100644
--- a/tools/build/envDefaults
+++ b/tools/build/envDefaults
@@ -18,8 +18,8 @@
 export BUILD_NUMBER=${BUILD_NUMBER:-$(id -un)}
 
 # ONOS Version and onos.tar.gz staging environment
-export ONOS_POM_VERSION="1.9.0-SNAPSHOT"
-export ONOS_VERSION=${ONOS_VERSION:-1.9.0.$BUILD_NUMBER}
+export ONOS_POM_VERSION="1.9.0-rc4"
+export ONOS_VERSION=${ONOS_VERSION:-1.9.0-rc4.$BUILD_NUMBER}
 
 # ONOS production bits (onos.tar.gz, onos.zip, onos.deb, onos.rpm) staging environment
 export ONOS_BITS=onos-${ONOS_VERSION%~*}
diff --git a/tools/build/onos-prepare-sonar b/tools/build/onos-prepare-sonar
index 4b36ba3..720fde1 100755
--- a/tools/build/onos-prepare-sonar
+++ b/tools/build/onos-prepare-sonar
@@ -12,7 +12,7 @@
 from subprocess import call, check_call, check_output
 
 # FIXME pull the version from the Buck version file
-ONOS_VERSION='1.9.0-SNAPSHOT'
+ONOS_VERSION='1.9.0-rc4'
 
 # SonarQube property file name and template
 FILE_NAME = 'sonar-project.properties'
diff --git a/tools/package/archetypes/api/pom.xml b/tools/package/archetypes/api/pom.xml
index baa22f9..e2422b1 100644
--- a/tools/package/archetypes/api/pom.xml
+++ b/tools/package/archetypes/api/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
   </parent>
 
   <artifactId>onos-api-archetype</artifactId>
diff --git a/tools/package/archetypes/api/src/main/resources/archetype-resources/pom.xml b/tools/package/archetypes/api/src/main/resources/archetype-resources/pom.xml
index 4f34f37..2052a43 100644
--- a/tools/package/archetypes/api/src/main/resources/archetype-resources/pom.xml
+++ b/tools/package/archetypes/api/src/main/resources/archetype-resources/pom.xml
@@ -32,7 +32,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.9.0-SNAPSHOT</onos.version>
+        <onos.version>1.9.0-rc4</onos.version>
     </properties>
 
     <dependencies>
diff --git a/tools/package/archetypes/bundle/pom.xml b/tools/package/archetypes/bundle/pom.xml
index d263a62..62d9f33 100644
--- a/tools/package/archetypes/bundle/pom.xml
+++ b/tools/package/archetypes/bundle/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
   </parent>
 
   <artifactId>onos-bundle-archetype</artifactId>
diff --git a/tools/package/archetypes/bundle/src/main/resources/archetype-resources/pom.xml b/tools/package/archetypes/bundle/src/main/resources/archetype-resources/pom.xml
index b19c38c..d992e5a 100644
--- a/tools/package/archetypes/bundle/src/main/resources/archetype-resources/pom.xml
+++ b/tools/package/archetypes/bundle/src/main/resources/archetype-resources/pom.xml
@@ -32,7 +32,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.9.0-SNAPSHOT</onos.version>
+        <onos.version>1.9.0-rc4</onos.version>
         <!-- Uncomment to generate ONOS app from this module.
         <onos.app.name>org.foo.app</onos.app.name>
         <onos.app.title>Foo App</onos.app.title>
diff --git a/tools/package/archetypes/cli/pom.xml b/tools/package/archetypes/cli/pom.xml
index 6394bec..8790f88 100644
--- a/tools/package/archetypes/cli/pom.xml
+++ b/tools/package/archetypes/cli/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
   </parent>
 
   <artifactId>onos-cli-archetype</artifactId>
diff --git a/tools/package/archetypes/cli/src/main/resources/archetype-resources/pom.xml b/tools/package/archetypes/cli/src/main/resources/archetype-resources/pom.xml
index 0641855..dca54f6 100644
--- a/tools/package/archetypes/cli/src/main/resources/archetype-resources/pom.xml
+++ b/tools/package/archetypes/cli/src/main/resources/archetype-resources/pom.xml
@@ -32,7 +32,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.9.0-SNAPSHOT</onos.version>
+        <onos.version>1.9.0-rc4</onos.version>
     </properties>
 
     <dependencies>
diff --git a/tools/package/archetypes/pom.xml b/tools/package/archetypes/pom.xml
index 90dca6b..5d133c5 100644
--- a/tools/package/archetypes/pom.xml
+++ b/tools/package/archetypes/pom.xml
@@ -28,7 +28,7 @@
 
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
     <packaging>pom</packaging>
 
     <description>ONOS archetypes project</description>
diff --git a/tools/package/archetypes/rest/pom.xml b/tools/package/archetypes/rest/pom.xml
index 5f7e8dc..ff8ee08 100644
--- a/tools/package/archetypes/rest/pom.xml
+++ b/tools/package/archetypes/rest/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
   </parent>
 
   <artifactId>onos-rest-archetype</artifactId>
diff --git a/tools/package/archetypes/rest/src/main/resources/archetype-resources/pom.xml b/tools/package/archetypes/rest/src/main/resources/archetype-resources/pom.xml
index ac2c512..afe79df 100644
--- a/tools/package/archetypes/rest/src/main/resources/archetype-resources/pom.xml
+++ b/tools/package/archetypes/rest/src/main/resources/archetype-resources/pom.xml
@@ -32,7 +32,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.9.0-SNAPSHOT</onos.version>
+        <onos.version>1.9.0-rc4</onos.version>
 
         <web.context>/onos/${artifactId}</web.context>
         <api.version>1.0.0</api.version>
diff --git a/tools/package/archetypes/ui/pom.xml b/tools/package/archetypes/ui/pom.xml
index 4dc7cc2..251fc65 100644
--- a/tools/package/archetypes/ui/pom.xml
+++ b/tools/package/archetypes/ui/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
   </parent>
 
   <artifactId>onos-ui-archetype</artifactId>
diff --git a/tools/package/archetypes/ui/src/main/resources/archetype-resources/pom.xml b/tools/package/archetypes/ui/src/main/resources/archetype-resources/pom.xml
index 6479cb0..4555c5b 100644
--- a/tools/package/archetypes/ui/src/main/resources/archetype-resources/pom.xml
+++ b/tools/package/archetypes/ui/src/main/resources/archetype-resources/pom.xml
@@ -32,7 +32,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.9.0-SNAPSHOT</onos.version>
+        <onos.version>1.9.0-rc4</onos.version>
         <!-- Uncomment to generate ONOS app from this module.
         <onos.app.name>org.foo.app</onos.app.name>
         <onos.app.title>Foo App</onos.app.title>
diff --git a/tools/package/archetypes/uitab/pom.xml b/tools/package/archetypes/uitab/pom.xml
index 1a00e4a..676f8a7 100644
--- a/tools/package/archetypes/uitab/pom.xml
+++ b/tools/package/archetypes/uitab/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
   </parent>
 
   <artifactId>onos-uitab-archetype</artifactId>
diff --git a/tools/package/archetypes/uitab/src/main/resources/archetype-resources/pom.xml b/tools/package/archetypes/uitab/src/main/resources/archetype-resources/pom.xml
index e806f77..03410c6 100644
--- a/tools/package/archetypes/uitab/src/main/resources/archetype-resources/pom.xml
+++ b/tools/package/archetypes/uitab/src/main/resources/archetype-resources/pom.xml
@@ -33,7 +33,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.9.0-SNAPSHOT</onos.version>
+        <onos.version>1.9.0-rc4</onos.version>
         <!-- Uncomment to generate ONOS app from this module.
         <onos.app.name>org.foo.app</onos.app.name>
         <onos.app.title>Foo App</onos.app.title>
diff --git a/tools/package/archetypes/uitopo/pom.xml b/tools/package/archetypes/uitopo/pom.xml
index 57483e2..348ee43 100644
--- a/tools/package/archetypes/uitopo/pom.xml
+++ b/tools/package/archetypes/uitopo/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.onosproject</groupId>
     <artifactId>onos-archetypes</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0-rc4</version>
   </parent>
 
   <artifactId>onos-uitopo-archetype</artifactId>
diff --git a/tools/package/archetypes/uitopo/src/main/resources/archetype-resources/pom.xml b/tools/package/archetypes/uitopo/src/main/resources/archetype-resources/pom.xml
index 84e40b8..e676fd1 100644
--- a/tools/package/archetypes/uitopo/src/main/resources/archetype-resources/pom.xml
+++ b/tools/package/archetypes/uitopo/src/main/resources/archetype-resources/pom.xml
@@ -33,7 +33,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.9.0-SNAPSHOT</onos.version>
+        <onos.version>1.9.0-rc4</onos.version>
         <!-- Uncomment to generate ONOS app from this module.
         <onos.app.name>org.foo.app</onos.app.name>
         <onos.app.title>Foo App</onos.app.title>
diff --git a/tools/package/branding/pom.xml b/tools/package/branding/pom.xml
index 6a64d4a..1cc6949 100644
--- a/tools/package/branding/pom.xml
+++ b/tools/package/branding/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
         <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/tools/test/bin/onos-archetypes-test b/tools/test/bin/onos-archetypes-test
index ee18188..55cc56c 100755
--- a/tools/test/bin/onos-archetypes-test
+++ b/tools/test/bin/onos-archetypes-test
@@ -19,7 +19,7 @@
 set -e
 
 export AROOT=${ONOS_STAGE_ROOT:-/tmp}/foo
-export ARCHETYPE_OPTS="-DarchetypeGroupId=org.onosproject -DarchetypeVersion=1.9.0-SNAPSHOT"
+export ARCHETYPE_OPTS="-DarchetypeGroupId=org.onosproject -DarchetypeVersion=1.9.0-rc4"
 
 mkdir -p $AROOT
 for an in api bundle cli rest ui uitab uitopo; do
diff --git a/utils/junit/pom.xml b/utils/junit/pom.xml
index ce6e810..56b46b5 100644
--- a/utils/junit/pom.xml
+++ b/utils/junit/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onlab-utils</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onlab-junit</artifactId>
diff --git a/utils/misc/pom.xml b/utils/misc/pom.xml
index e45ff26..8134708 100644
--- a/utils/misc/pom.xml
+++ b/utils/misc/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onlab-utils</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onlab-misc</artifactId>
diff --git a/utils/osgi/pom.xml b/utils/osgi/pom.xml
index d16d1a9..fe12110 100644
--- a/utils/osgi/pom.xml
+++ b/utils/osgi/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onlab-utils</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onlab-osgi</artifactId>
diff --git a/utils/osgiwrap/pom.xml b/utils/osgiwrap/pom.xml
index 5719818..a757f27 100644
--- a/utils/osgiwrap/pom.xml
+++ b/utils/osgiwrap/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>onlab-utils</artifactId>
         <groupId>org.onosproject</groupId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/utils/pom.xml b/utils/pom.xml
index 5b0987e..b78ec5d 100644
--- a/utils/pom.xml
+++ b/utils/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onlab-utils</artifactId>
diff --git a/utils/rest/pom.xml b/utils/rest/pom.xml
index 4071df8..6f3780f 100644
--- a/utils/rest/pom.xml
+++ b/utils/rest/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onlab-utils</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onlab-rest</artifactId>
diff --git a/web/api/pom.xml b/web/api/pom.xml
index 8d797c4..2b23b77 100644
--- a/web/api/pom.xml
+++ b/web/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-web</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-rest</artifactId>
diff --git a/web/gui/pom.xml b/web/gui/pom.xml
index ef9519a..dd25499 100644
--- a/web/gui/pom.xml
+++ b/web/gui/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-web</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-gui</artifactId>
diff --git a/web/pom.xml b/web/pom.xml
index 6fbda41..047fd33 100644
--- a/web/pom.xml
+++ b/web/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos</artifactId>
-        <version>1.9.0-SNAPSHOT</version>
+        <version>1.9.0-rc4</version>
     </parent>
 
     <artifactId>onos-web</artifactId>