diff --git a/bsc/BSC_Tests.ttcn b/bsc/BSC_Tests.ttcn
index 5ac8191..555aac8 100644
--- a/bsc/BSC_Tests.ttcn
+++ b/bsc/BSC_Tests.ttcn
@@ -62,7 +62,6 @@
 const integer NUM_TCHH_PER_BTS := 2;
 const integer NUM_TCHF_PER_BTS := 4;
 const integer NUM_SDCCH_PER_BTS := 4;
-template octetstring t_l3_rr_chan_rel := '060D??*'O;
 
 
 /* per-BTS state which we keep */
@@ -872,7 +871,7 @@
 		got_deact_sacch := true;
 		repeat;
 	}
-	[] IPA_RSL[bts_nr].receive(tr_ASP_RSL_UD(IPAC_PROTO_RSL_TRX0, tr_RSL_DATA_REQ(rsl_chan_nr, ?, t_l3_rr_chan_rel))) {
+	[] IPA_RSL[bts_nr].receive(tr_ASP_RSL_UD(IPAC_PROTO_RSL_TRX0, tr_RSL_DATA_REQ(rsl_chan_nr, ?, decmatch tr_RRM_RR_RELEASE))) {
 		got_rr_chan_rel := true;
 		repeat;
 	}
@@ -2816,7 +2815,7 @@
 	[] RSL.receive(tr_RSL_DEACT_SACCH(g_chan_nr)) {
 			log("Got Deact SACCH");
 		}
-	[] RSL.receive(tr_RSL_DATA_REQ(g_chan_nr, ?, t_l3_rr_chan_rel)) {
+	[] RSL.receive(tr_RSL_DATA_REQ(g_chan_nr, ?, decmatch tr_RRM_RR_RELEASE)) {
 			log("Got RR Release");
 		}
 	[] RSL.receive(tr_RSL_MsgTypeD(RSL_MT_RF_CHAN_REL)) {