diff --git a/mme/MME_Tests.ttcn b/mme/MME_Tests.ttcn
index 0c5c8e9e4..f4f41e2c7 100644
--- a/mme/MME_Tests.ttcn
+++ b/mme/MME_Tests.ttcn
@@ -1297,6 +1297,7 @@ private function f_TC_tau_unknown_guti(ConnHdlrPars pars) runs on ConnHdlr {
 		}
 	}
 
+	as_s1ap_handle_UeContextReleaseCmd();
 }
 testcase TC_s1ap_tau_unknown_guti() runs on MTC_CT {
 	var charstring id := testcasename();