diff --git a/core/api/src/main/java/org/onlab/onos/net/flow/FlowRuleProviderService.java b/core/api/src/main/java/org/onlab/onos/net/flow/FlowRuleProviderService.java
index 76689c2..661b195 100644
--- a/core/api/src/main/java/org/onlab/onos/net/flow/FlowRuleProviderService.java
+++ b/core/api/src/main/java/org/onlab/onos/net/flow/FlowRuleProviderService.java
@@ -22,4 +22,11 @@
      */
     void flowMissing(FlowRule flowRule);
 
+    /**
+     * Signals that a flow rule was indeed added.
+     *
+     * @param flowRule the added flow rule
+     */
+    void flowAdded(FlowRule flowRule);
+
 }