diff --git a/msc/BSC_ConnectionHandler.ttcn b/msc/BSC_ConnectionHandler.ttcn
index 4ba84f8..1704c18 100644
--- a/msc/BSC_ConnectionHandler.ttcn
+++ b/msc/BSC_ConnectionHandler.ttcn
@@ -374,7 +374,7 @@
 	uint7_t rtp_payload_type,			/* dynamic RTP payload type */
 	charstring rtp_sdp_format,			/* AMR/8000 or the like */
 
-	MgcpCallId mgcp_call_id optional,			/* MGCP Call ID; CallAgent allocated */
+	MgcpCallId mgcp_call_id optional,		/* MGCP Call ID; CallAgent allocated */
 	MgcpEndpoint mgcp_ep optional			/* MGCP Endpoint, CallAgent or MGW allocated */,
 	MgcpConnectionId mgcp_connection_id_bss,	/* MGCP Connection ID BSS Side */
 	MgcpConnectionId mgcp_connection_id_mss		/* MGCP Connection ID MSS Side */