1 files changed, 5 insertions, 0 deletions
diff --git a/qpid/java/systests/src/main/java/org/apache/qpid/test/unit/ack/AcknowledgeTest.java b/qpid/java/systests/src/main/java/org/apache/qpid/test/unit/ack/AcknowledgeTest.java
index 12039caf25..e6461c8267 100644
--- a/qpid/java/systests/src/main/java/org/apache/qpid/test/unit/ack/AcknowledgeTest.java
+++ b/qpid/java/systests/src/main/java/org/apache/qpid/test/unit/ack/AcknowledgeTest.java
@@ -70,6 +70,11 @@ public class AcknowledgeTest extends QpidBrokerTestCase
         // These should all end up being prefetched by session
         sendMessage(_consumerSession, _queue, 1);
 
+        if(!transacted)
+        {
+            ((AMQSession)_consumerSession).sync();
+        }
+
         assertEquals("Wrong number of messages on queue", 1,
                      ((AMQSession) _consumerSession).getQueueDepth((AMQDestination) _queue));
     }