diff --git a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/service/impl/VtnRscManager.java b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/service/impl/VtnRscManager.java
index b21ad20..37a2c50 100644
--- a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/service/impl/VtnRscManager.java
+++ b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/service/impl/VtnRscManager.java
@@ -156,6 +156,7 @@
 
     @Activate
     public void activate() {
+        eventDispatcher.addSink(VtnRscEvent.class, listenerRegistry);
         hostService.addListener(hostListener);
         floatingIpService.addListener(floatingIpListener);
         routerService.addListener(routerListener);
@@ -189,6 +190,7 @@
 
     @Deactivate
     public void deactivate() {
+        eventDispatcher.removeSink(VtnRscEvent.class);
         hostService.removeListener(hostListener);
         floatingIpService.removeListener(floatingIpListener);
         routerService.removeListener(routerListener);