diff --git a/mme/MME_Tests.ttcn b/mme/MME_Tests.ttcn
index 14965e6..a389c3d 100644
--- a/mme/MME_Tests.ttcn
+++ b/mme/MME_Tests.ttcn
@@ -141,18 +141,10 @@
 	return omit;
 }
 
-friend function S1apCreateCallback(S1AP_PDU msg, template (omit) MME_UE_S1AP_ID mme_id,
-				   template (omit) ENB_UE_S1AP_ID enb_id, charstring id)
-runs on S1AP_Emulation_CT return S1AP_ConnHdlr
-{
-	setverdict(fail, "implement this");
-	mtc.stop;
-}
-
 friend function f_init_one_enb(charstring id, integer num := 0) runs on MTC_CT {
 	id := id & "-S1AP" & int2str(num);
 	var S1APOps ops := {
-		create_cb := refers(S1apCreateCallback),
+		create_cb := refers(S1AP_Emulation.ExpectedCreateCallback),
 		unitdata_cb := refers(S1apForwardUnitdataCallback)
 	}
 	var S1AP_conn_parameters pars := {