diff --git a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/Constants.java b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/Constants.java
index 18bad9b..b59307e 100644
--- a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/Constants.java
+++ b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/Constants.java
@@ -66,6 +66,7 @@
     public static final int PRIORITY_FLOATING_EXTERNAL = 41000;
     public static final int PRIORITY_STATEFUL_SNAT_RULE = 40500;
     public static final int PRIORITY_ICMP_RULE = 43000;
+    public static final int PRIORITY_ICMP_REQUEST_RULE = 40800;
     public static final int PRIORITY_INTERNAL_ROUTING_RULE = 28000;
     public static final int PRIORITY_EXTERNAL_ROUTING_RULE = 25000;
     public static final int PRIORITY_EXTERNAL_FLOATING_ROUTING_RULE = 27000;