diff --git a/modules/interop/src/main/java/org/apache/sandesha2/interop/rm1_1_clients/Scenario_4_1.java b/modules/interop/src/main/java/org/apache/sandesha2/interop/rm1_1_clients/Scenario_4_1.java
index cdafc0f..0e01d08 100644
--- a/modules/interop/src/main/java/org/apache/sandesha2/interop/rm1_1_clients/Scenario_4_1.java
+++ b/modules/interop/src/main/java/org/apache/sandesha2/interop/rm1_1_clients/Scenario_4_1.java
@@ -20,7 +20,6 @@
 import java.io.InputStream;
 import java.util.Properties;
 
-import javax.xml.namespace.QName;
 
 import org.apache.axiom.om.OMAbstractFactory;
 import org.apache.axiom.om.OMElement;
@@ -161,7 +160,7 @@
         setUpOptions(serviceClient.getOptions());
         
         //engage Rampart
-        serviceClient.engageModule(new QName("rampart"));
+        serviceClient.engageModule("rampart");
         
 		Ping ping = new Ping ();
 		ping.setText("ping1");