diff --git a/core/net/src/main/java/org/onosproject/event/impl/CoreEventDispatcher.java b/core/net/src/main/java/org/onosproject/event/impl/CoreEventDispatcher.java
index 1647eff..26a89d4 100644
--- a/core/net/src/main/java/org/onosproject/event/impl/CoreEventDispatcher.java
+++ b/core/net/src/main/java/org/onosproject/event/impl/CoreEventDispatcher.java
@@ -75,7 +75,7 @@
     private TimerTask watchdog;
     private EventSink lastSink;
     private final Stopwatch stopwatch = Stopwatch.createUnstarted();
-    private Future<?> dispatchFuture;
+    private volatile Future<?> dispatchFuture;
 
     @Override
     public void post(Event event) {