diff --git a/bsc/BSC_Tests.ttcn b/bsc/BSC_Tests.ttcn
index 4c88788..4cf418e 100644
--- a/bsc/BSC_Tests.ttcn
+++ b/bsc/BSC_Tests.ttcn
@@ -1338,7 +1338,7 @@
 
 private function f_tc_assignment_fr_a5_4(charstring id) runs on MSC_ConnHdlr {
 	var TestHdlrParams pars := valueof(t_def_TestHdlrPars);
-	var template PDU_BSSAP exp_fail := tr_BSSMAP_AssignmentFail;
+	var template PDU_BSSAP exp_compl := tr_BSSMAP_AssignmentComplete(omit, ?);
 	var BSSMAP_IE_AoIP_TransportLayerAddress tla := valueof(ts_BSSMAP_IE_AoIP_TLA4('01020304'O, 2342));
 	var PDU_BSSAP ass_cmd := valueof(ts_BSSMAP_AssignmentReq(omit, tla));
 	const OCT8 kc := '0001020304050607'O;
@@ -1346,9 +1346,9 @@
 
 	ass_cmd.pdu.bssmap.assignmentRequest.channelType := valueof(ts_BSSMAP_IE_ChannelType);
 	ass_cmd.pdu.bssmap.assignmentRequest.codecList := valueof(ts_BSSMAP_IE_CodecList({ts_CodecFR}));
+	f_establish_fully(pars, ass_cmd, exp_compl);
+	f_cipher_mode('10'O, kc, kc128, true);
 	/* TODO: expect GSM0808_CAUSE_CIPHERING_ALGORITHM_NOT_SUPPORTED cause value */
-	f_establish_fully(pars, ass_cmd, exp_fail);
-	f_cipher_mode('10'O, kc, kc128);
 }
 
 testcase TC_assignment_fr_a5_4() runs on test_CT {