diff --git a/plugins/network-elements/nicira-nvp/src/com/cloud/network/nicira/SingleDefaultRouteImplictRoutingConfig.java b/plugins/network-elements/nicira-nvp/src/com/cloud/network/nicira/SingleDefaultRouteImplictRoutingConfig.java
index bbe1cb56ea2..d386e7020b5 100644
--- a/plugins/network-elements/nicira-nvp/src/com/cloud/network/nicira/SingleDefaultRouteImplictRoutingConfig.java
+++ b/plugins/network-elements/nicira-nvp/src/com/cloud/network/nicira/SingleDefaultRouteImplictRoutingConfig.java
@@ -21,7 +21,7 @@ package com.cloud.network.nicira;
  */
 public class SingleDefaultRouteImplictRoutingConfig extends RoutingConfig {
     public RouterNextHop defaultRouteNextHop;
-    public String type = "SingleDefaultRouteImplicitRoutingConfig";
+    public final String type = "SingleDefaultRouteImplicitRoutingConfig";
 
     public SingleDefaultRouteImplictRoutingConfig(RouterNextHop routerNextHop) {
         defaultRouteNextHop = routerNextHop;