diff --git a/apps/evpnopenflow/pom.xml b/apps/evpnopenflow/pom.xml
index 5ced56a..184f15a 100644
--- a/apps/evpnopenflow/pom.xml
+++ b/apps/evpnopenflow/pom.xml
@@ -69,7 +69,6 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.12</version>
         </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
diff --git a/apps/gangliametrics/pom.xml b/apps/gangliametrics/pom.xml
index 8699744..e3fa85c 100644
--- a/apps/gangliametrics/pom.xml
+++ b/apps/gangliametrics/pom.xml
@@ -71,12 +71,10 @@
         <dependency>
             <groupId>io.dropwizard.metrics</groupId>
             <artifactId>metrics-core</artifactId>
-            <version>${metrics.version}</version>
         </dependency>
         <dependency>
             <groupId>io.dropwizard.metrics</groupId>
             <artifactId>metrics-json</artifactId>
-            <version>${metrics.version}</version>
         </dependency>
         <dependency>
             <groupId>io.dropwizard.metrics</groupId>
diff --git a/apps/gluon/pom.xml b/apps/gluon/pom.xml
index 04f3796..48f3775 100644
--- a/apps/gluon/pom.xml
+++ b/apps/gluon/pom.xml
@@ -51,7 +51,6 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.12</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -64,7 +63,6 @@
         <dependency>
             <groupId>org.apache.felix</groupId>
             <artifactId>org.apache.felix.scr.annotations</artifactId>
-            <version>1.9.12</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
diff --git a/apps/graphitemetrics/pom.xml b/apps/graphitemetrics/pom.xml
index d6cff65..bef6ecb 100644
--- a/apps/graphitemetrics/pom.xml
+++ b/apps/graphitemetrics/pom.xml
@@ -59,7 +59,6 @@
         <dependency>
             <groupId>io.dropwizard.metrics</groupId>
             <artifactId>metrics-core</artifactId>
-            <version>${metrics.version}</version>
         </dependency>
         <dependency>
             <groupId>io.dropwizard.metrics</groupId>
diff --git a/apps/influxdbmetrics/pom.xml b/apps/influxdbmetrics/pom.xml
index 300226b..a00b011 100644
--- a/apps/influxdbmetrics/pom.xml
+++ b/apps/influxdbmetrics/pom.xml
@@ -62,7 +62,6 @@
         <dependency>
             <groupId>io.dropwizard.metrics</groupId>
             <artifactId>metrics-core</artifactId>
-            <version>3.2.2</version>
         </dependency>
         <dependency>
             <groupId>com.izettle</groupId>
diff --git a/apps/learning-switch/pom.xml b/apps/learning-switch/pom.xml
index 9c31fff..8301ab0 100644
--- a/apps/learning-switch/pom.xml
+++ b/apps/learning-switch/pom.xml
@@ -54,7 +54,6 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.12</version>
             <scope>test</scope>
         </dependency>
 
@@ -69,14 +68,12 @@
         <dependency>
             <groupId>org.apache.felix</groupId>
             <artifactId>org.apache.felix.scr.annotations</artifactId>
-            <version>1.9.12</version>
             <scope>provided</scope>
         </dependency>
 
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-api</artifactId>
-            <version>1.7.21</version>
         </dependency>
     </dependencies>
 </project>
diff --git a/apps/ofagent/pom.xml b/apps/ofagent/pom.xml
index 0244b21..5351b4c 100644
--- a/apps/ofagent/pom.xml
+++ b/apps/ofagent/pom.xml
@@ -110,7 +110,6 @@
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava-testlib</artifactId>
-            <version>${guava.version}</version>
             <scope>test</scope>
         </dependency>
         <dependency>
diff --git a/apps/openstacknetworking/pom.xml b/apps/openstacknetworking/pom.xml
index d2eea07..d3f08d6 100644
--- a/apps/openstacknetworking/pom.xml
+++ b/apps/openstacknetworking/pom.xml
@@ -173,7 +173,6 @@
             <plugin>
                 <groupId>org.apache.felix</groupId>
                 <artifactId>maven-scr-plugin</artifactId>
-                <version>1.21.0</version>
                 <executions>
                     <execution>
                         <id>generate-scr-srcdescriptor</id>
diff --git a/apps/openstacknetworkingui/pom.xml b/apps/openstacknetworkingui/pom.xml
index 6acb0ba..fb3167e 100644
--- a/apps/openstacknetworkingui/pom.xml
+++ b/apps/openstacknetworkingui/pom.xml
@@ -78,7 +78,6 @@
         <dependency>
             <groupId>org.apache.felix</groupId>
             <artifactId>org.apache.felix.scr.annotations</artifactId>
-            <version>1.9.12</version>
             <scope>provided</scope>
         </dependency>
 
@@ -111,7 +110,6 @@
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.4</version>
         </dependency>
 
     </dependencies>
diff --git a/apps/route-service/app/pom.xml b/apps/route-service/app/pom.xml
index 3334c6e..fd71d35 100644
--- a/apps/route-service/app/pom.xml
+++ b/apps/route-service/app/pom.xml
@@ -73,12 +73,10 @@
         <dependency>
             <groupId>com.googlecode.concurrent-trees</groupId>
             <artifactId>concurrent-trees</artifactId>
-            <version>2.6.0</version>
         </dependency>
         <dependency>
             <groupId>org.osgi</groupId>
             <artifactId>org.osgi.compendium</artifactId>
-            <version>5.0.0</version>
         </dependency>
         <dependency>
             <groupId>org.easymock</groupId>
diff --git a/core/api/src/main/java/org/onosproject/net/AnnotationKeys.java b/core/api/src/main/java/org/onosproject/net/AnnotationKeys.java
index 550899b..31e489e 100644
--- a/core/api/src/main/java/org/onosproject/net/AnnotationKeys.java
+++ b/core/api/src/main/java/org/onosproject/net/AnnotationKeys.java
@@ -208,7 +208,7 @@
     /**
      * Returns the value annotated object for the specified annotation key.
      * The annotated value is expected to be String that can be parsed as double.
-     * If parsing fails, the returned value will be {@value DEFAULT_VALUE}.
+     * If parsing fails, the returned value will be {@value #DEFAULT_VALUE}.
      *
      * @param annotated annotated object whose annotated value is obtained
      * @param key       key of annotation
diff --git a/core/api/src/test/java/org/onosproject/net/behaviour/trafficcontrol/package-info.java b/core/api/src/test/java/org/onosproject/net/behaviour/trafficcontrol/package-info.java
deleted file mode 100644
index 63c5f92..0000000
--- a/core/api/src/test/java/org/onosproject/net/behaviour/trafficcontrol/package-info.java
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Copyright 2017-present Open Networking Foundation
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/**
- * Test class for traffic control behaviors and related classes.
- */
-package org.onosproject.net.behaviour.trafficcontrol;
diff --git a/core/store/dist/pom.xml b/core/store/dist/pom.xml
index ff5831c..eee6724 100644
--- a/core/store/dist/pom.xml
+++ b/core/store/dist/pom.xml
@@ -35,7 +35,6 @@
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-math3</artifactId>
-            <version>3.6.1</version>
         </dependency>
 
         <dependency>
@@ -100,17 +99,14 @@
         <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-transport</artifactId>
-            <version>${netty4.version}</version>
         </dependency>
         <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-codec</artifactId>
-            <version>${netty4.version}</version>
         </dependency>
         <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-handler</artifactId>
-            <version>${netty4.version}</version>
         </dependency>
         <dependency>
             <groupId>io.netty</groupId>
@@ -120,7 +116,6 @@
         <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-resolver</artifactId>
-            <version>${netty4.version}</version>
         </dependency>
     </dependencies>
 
diff --git a/core/store/primitives/pom.xml b/core/store/primitives/pom.xml
index 5f4d799..5e2b75f 100644
--- a/core/store/primitives/pom.xml
+++ b/core/store/primitives/pom.xml
@@ -64,7 +64,6 @@
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>${commons.io.version}</version>
         </dependency>
 
         <dependency>
diff --git a/incubator/net/pom.xml b/incubator/net/pom.xml
index 7467359..914b369 100644
--- a/incubator/net/pom.xml
+++ b/incubator/net/pom.xml
@@ -104,7 +104,6 @@
         <dependency>
             <groupId>com.googlecode.concurrent-trees</groupId>
             <artifactId>concurrent-trees</artifactId>
-            <version>2.6.0</version>
         </dependency>
 
         <dependency>
diff --git a/pom.xml b/pom.xml
index 9b68af7..0c2eeb2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -250,7 +250,6 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.7.0</version>
                 <configuration>
                     <source>1.8</source>
                     <target>1.8</target>
diff --git a/protocols/lisp/ctl/pom.xml b/protocols/lisp/ctl/pom.xml
index 28af7cf..523e3cf 100644
--- a/protocols/lisp/ctl/pom.xml
+++ b/protocols/lisp/ctl/pom.xml
@@ -71,7 +71,6 @@
         <dependency>
             <groupId>com.googlecode.concurrent-trees</groupId>
             <artifactId>concurrent-trees</artifactId>
-            <version>2.6.0</version>
         </dependency>
 
     </dependencies>
diff --git a/protocols/restconf/client/ctl/pom.xml b/protocols/restconf/client/ctl/pom.xml
index 943d588..09e5cf8 100644
--- a/protocols/restconf/client/ctl/pom.xml
+++ b/protocols/restconf/client/ctl/pom.xml
@@ -59,7 +59,6 @@
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.4</version>
         </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
diff --git a/protocols/restconf/server/rpp/pom.xml b/protocols/restconf/server/rpp/pom.xml
index 07e2f8b..7d86daf 100644
--- a/protocols/restconf/server/rpp/pom.xml
+++ b/protocols/restconf/server/rpp/pom.xml
@@ -87,7 +87,6 @@
         <dependency>
             <groupId>org.glassfish.jersey.core</groupId>
             <artifactId>jersey-client</artifactId>
-            <version>2.25.1</version>
         </dependency>
         <dependency>
             <groupId>org.glassfish.jersey.core</groupId>
@@ -97,13 +96,11 @@
         <dependency>
             <groupId>org.glassfish.jersey.test-framework</groupId>
             <artifactId>jersey-test-framework-core</artifactId>
-            <version>${jersey.version}</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>org.glassfish.jersey.test-framework.providers</groupId>
             <artifactId>jersey-test-framework-provider-jetty</artifactId>
-            <version>${jersey.version}</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -111,16 +108,15 @@
             <artifactId>onlab-misc</artifactId>
             <version>${project.version}</version>
         </dependency>
-       <dependency>
-         <groupId>org.apache.felix</groupId>
-         <artifactId>org.apache.felix.scr.annotations</artifactId>
-         <version>1.9.8</version>
-       </dependency>
-       <dependency>
-          <groupId>javax.servlet</groupId>
-          <artifactId>servlet-api</artifactId>
-          <version>2.5</version>
-       </dependency>
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.scr.annotations</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>javax.servlet</groupId>
+            <artifactId>servlet-api</artifactId>
+            <version>2.5</version>
+        </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
             <artifactId>onos-rest</artifactId>
diff --git a/providers/general/device/pom.xml b/providers/general/device/pom.xml
index d598c0e..e7d08e3 100644
--- a/providers/general/device/pom.xml
+++ b/providers/general/device/pom.xml
@@ -45,7 +45,6 @@
         <dependency>
             <groupId>org.osgi</groupId>
             <artifactId>org.osgi.compendium</artifactId>
-            <version>5.0.0</version>
             <scope>provided</scope>
         </dependency>
     </dependencies>
diff --git a/providers/netconf/device/pom.xml b/providers/netconf/device/pom.xml
index 102e546..646c357 100644
--- a/providers/netconf/device/pom.xml
+++ b/providers/netconf/device/pom.xml
@@ -54,7 +54,6 @@
         <dependency>
             <groupId>org.osgi</groupId>
             <artifactId>org.osgi.compendium</artifactId>
-            <version>5.0.0</version>
             <scope>provided</scope>
         </dependency>
     </dependencies>
diff --git a/tools/package/maven-plugin/pom.xml b/tools/package/maven-plugin/pom.xml
index 54c0e6d..0b33262 100644
--- a/tools/package/maven-plugin/pom.xml
+++ b/tools/package/maven-plugin/pom.xml
@@ -13,7 +13,8 @@
   ~ See the License for the specific language governing permissions and
   ~ limitations under the License.
   -->
-<project>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <parent>