diff --git a/src/main/java/net/onrc/onos/core/flowprogrammer/FlowPusher.java b/src/main/java/net/onrc/onos/core/flowprogrammer/FlowPusher.java
index 1bf9ee6..a3ee412 100644
--- a/src/main/java/net/onrc/onos/core/flowprogrammer/FlowPusher.java
+++ b/src/main/java/net/onrc/onos/core/flowprogrammer/FlowPusher.java
@@ -977,7 +977,7 @@
      * @param sw
      * @param msg
      * @param priority
-     * @return
+     * @return true if the message was added successfully, otherwise false
      */
     protected boolean addMessageImpl(IOFSwitch sw, OFMessage msg, MsgPriority priority) {
         FlowPusherThread thread = getProcessingThread(sw);