diff --git a/bsc/BSC_Tests_VAMOS.ttcn b/bsc/BSC_Tests_VAMOS.ttcn
index 1958dc5..6074fb2 100644
--- a/bsc/BSC_Tests_VAMOS.ttcn
+++ b/bsc/BSC_Tests_VAMOS.ttcn
@@ -247,7 +247,7 @@
 
 	var RSL_Message rsl;
 
-	rsl := f_exp_ipa_rx(0, tr_RSL_MsgTypeD(RSL_MT_CHAN_ACTIV));
+	rsl := f_exp_ipa_rx(tr_RSL_MsgTypeD(RSL_MT_CHAN_ACTIV));
 
 	var RSL_IE_Body chan_mode_ie;
 	if (f_rsl_find_ie(rsl, RSL_IE_CHAN_MODE, chan_mode_ie) == false) {
@@ -266,7 +266,7 @@
 	}
 
 	var RslChannelNr chan_nr := rsl.ies[0].body.chan_nr;
-	f_ipa_tx(0, ts_RSL_CHAN_ACT_ACK(chan_nr, 23+10));
+	f_ipa_tx(ts_RSL_CHAN_ACT_ACK(chan_nr, 23+10));
 
 	f_sleep(1.0);
 	f_lchan_ensure_established(BSCVTY, 0, 0, chan_nr);