QPID-8373 : Modify test to encourage synchronous send
diff --git a/systests/qpid-systests-http-management/src/test/java/org/apache/qpid/tests/http/endtoend/message/MessageTest.java b/systests/qpid-systests-http-management/src/test/java/org/apache/qpid/tests/http/endtoend/message/MessageTest.java
index 36afeed..2be0603 100644
--- a/systests/qpid-systests-http-management/src/test/java/org/apache/qpid/tests/http/endtoend/message/MessageTest.java
+++ b/systests/qpid-systests-http-management/src/test/java/org/apache/qpid/tests/http/endtoend/message/MessageTest.java
@@ -44,6 +44,7 @@
 
 import javax.jms.BytesMessage;
 import javax.jms.Connection;
+import javax.jms.DeliveryMode;
 import javax.jms.MapMessage;
 import javax.jms.Message;
 import javax.jms.MessageConsumer;
@@ -160,6 +161,7 @@
             Queue queue = session.createQueue(QUEUE_NAME);
 
             MessageProducer producer = session.createProducer(queue);
+            producer.setDeliveryMode(DeliveryMode.PERSISTENT);
             Message jmsMessage = session.createMessage();
             producer.send(jmsMessage);