diff --git a/OneM2M_Testcases_CSE_Release_3.ttcn b/OneM2M_Testcases_CSE_Release_3.ttcn
index a401acc6ec1fba7f80b3e9dcb91637ebfc980cb5..481608044c60fe8c931b922e6fec038e194897f8 100644
--- a/OneM2M_Testcases_CSE_Release_3.ttcn
+++ b/OneM2M_Testcases_CSE_Release_3.ttcn
@@ -250,7 +250,7 @@ module OneM2M_Testcases_CSE_Release_3 {
 						var template RequestPrimitive v_createRequest := m_createAe(PX_TS_AE1.appId);
 						var template PrimitiveContent v_contentResponse;
 						
-						v_createRequest.primitiveContent.aE.contentSerialization := {applicationxml};
+						v_createRequest.primitiveContent.aE.contentSerialization := {xml};
 
 						v_contentResponse.aE := mw_contentAeBase;
 						v_contentResponse.aE.contentSerialization := ?;