diff --git a/esb/org.wso2.developerstudio.eclipse.gmf.esb.diagram/src/org/wso2/developerstudio/eclipse/gmf/esb/diagram/part/EsbObjectSourceEditor.java b/esb/org.wso2.developerstudio.eclipse.gmf.esb.diagram/src/org/wso2/developerstudio/eclipse/gmf/esb/diagram/part/EsbObjectSourceEditor.java
index 10b9a041d..601fdb3b8 100644
--- a/esb/org.wso2.developerstudio.eclipse.gmf.esb.diagram/src/org/wso2/developerstudio/eclipse/gmf/esb/diagram/part/EsbObjectSourceEditor.java
+++ b/esb/org.wso2.developerstudio.eclipse.gmf.esb.diagram/src/org/wso2/developerstudio/eclipse/gmf/esb/diagram/part/EsbObjectSourceEditor.java
@@ -166,7 +166,7 @@ public void update(EsbServer server) throws Exception{//ModelObject object) {
 //			// Avoid un-necessay refreshing.
 //			if (!getSource().equals(newSource)) {
 //				// Change source editor input.
-			getDocument().setDocumentPartitioner(new StructuredTextPartitioner());
+//			getDocument().setDocumentPartitioner(new StructuredTextPartitioner());
 				getDocument().set(newSource);
 //			}
 //