diff --git a/OneM2M_PermutationFunctions.ttcn b/OneM2M_PermutationFunctions.ttcn
index f203fd6b293faf8683d499c9fbe1f791968b62e7..4ba21643b4bcbef93100c7ba701c942a9638eba8 100644
--- a/OneM2M_PermutationFunctions.ttcn
+++ b/OneM2M_PermutationFunctions.ttcn
@@ -4353,9 +4353,9 @@ module OneM2M_PermutationFunctions {
 						mcaPort.send(m_request(v_request));
 						tc_ac.start;
 						alt {
-							[] mcaPort.receive(mw_response(mw_responsePrimitive(int4004))) -> value v_response {
+							[] mcaPort.receive(mw_response(mw_responsePrimitive(int4000))) -> value v_response {
 								tc_ac.stop;
-								setverdict(pass, __SCOPE__ & ": Resource " & c_defaultResourceName & " of type " & int2str(enum2int(p_resourceType)) & " not found");
+								setverdict(pass, __SCOPE__ & ": It is not possible to update an unexisting attribute of resource type " & int2str(enum2int(p_resourceType)));
 							}
 							[] mcaPort.receive(mw_response(mw_responsePrimitiveKO)) -> value v_response {
 								tc_ac.stop;