diff --git a/include/osmocom/msc/call_leg.h b/include/osmocom/msc/call_leg.h
index f35816c..a225b66 100644
--- a/include/osmocom/msc/call_leg.h
+++ b/include/osmocom/msc/call_leg.h
@@ -74,7 +74,7 @@
 int call_leg_ensure_rtp_alloc(struct call_leg *cl, enum rtp_direction dir, uint32_t call_id,
 			      struct gsm_trans *for_trans);
 int call_leg_ensure_ci(struct call_leg *cl, enum rtp_direction dir, uint32_t call_id, struct gsm_trans *for_trans,
-		       const enum mgcp_codecs *codec_if_known, const struct osmo_sockaddr_str *remote_port_if_known);
+		       const enum mgcp_codecs *codec_if_known, const struct osmo_sockaddr_str *remote_addr_if_known);
 struct osmo_sockaddr_str *call_leg_local_ip(struct call_leg *cl, enum rtp_direction dir);
 
 void call_leg_rtp_stream_gone(struct call_leg *cl, struct rtp_stream *rtps);