diff --git a/ttcn/LibIms_Templates.ttcn b/ttcn/LibIms_Templates.ttcn
index 7e073649883e1689bad781f6b0586dda60d16a7f..4815e738640e3a13c30bd847034b78690356b284 100644
--- a/ttcn/LibIms_Templates.ttcn
+++ b/ttcn/LibIms_Templates.ttcn
@@ -3490,6 +3490,17 @@ group response_receive
         }
     }
 
+    template Response mw_Response_PAsserted_ContentType (template StatusLine p_statusLine, template CallId p_callId,
+        template CSeq p_cSeq, template PAssertedID p_pAssertedID, template ContentType p_contentType) modifies mw_Response_Base:=
+    {
+        statusLine := {sipVersion := c_sipNameVersion, statusCode := p_statusLine.statusCode, reasonPhrase := ?},
+        msgHeader :=
+        {
+            pAssertedID := p_pAssertedID,
+            contentType := p_contentType
+        }
+    }
+
     template Response mw_Response_PchargingVector(template StatusLine p_statusLine, template CallId p_callId,
         template CSeq p_cSeq, template PChargingVector p_chargingVector) modifies mw_Response_Base:=
     {