diff --git a/library/BSSAP_CodecPort.ttcn b/library/BSSAP_CodecPort.ttcn
index 5e43608..7470dd4 100644
--- a/library/BSSAP_CodecPort.ttcn
+++ b/library/BSSAP_CodecPort.ttcn
@@ -21,13 +21,14 @@
 
 template BSSAP_N_CONNECT_req ts_BSSAP_CONNECT_req(SCCP_PAR_Address called,
 						 SCCP_PAR_Address calling,
-						 template PDU_BSSAP bssap := *) := {
+						 SCCP_PAR_Connection_Id conn_id,
+						 template PDU_BSSAP bssap := omit) := {
 	calledAddress := called,
 	callingAddress := calling,
 	expeditedDataSel := omit,
 	qualityOfService := omit,
 	userData := bssap,
-	connectionId := omit,
+	connectionId := conn_id,
 	importance := omit
 }