diff --git a/openbsc/src/libmsc/gsm_04_80.c b/openbsc/src/libmsc/gsm_04_80.c
index f1d75f2..1744455 100644
--- a/openbsc/src/libmsc/gsm_04_80.c
+++ b/openbsc/src/libmsc/gsm_04_80.c
@@ -63,7 +63,7 @@
 /* Send response to a mobile-originated ProcessUnstructuredSS-Request */
 int gsm0480_send_ussd_response(struct gsm_subscriber_connection *conn,
 			       const struct msgb *in_msg, const char *response_text,
-			       const struct ussd_request *req)
+			       const struct ss_request *req)
 {
 	struct msgb *msg = gsm48_msgb_alloc_name("GSM 04.08 USSD RSP");
 	struct gsm48_hdr *gh;
@@ -111,7 +111,7 @@
 
 int gsm0480_send_ussd_reject(struct gsm_subscriber_connection *conn,
 			     const struct msgb *in_msg,
-			     const struct ussd_request *req)
+			     const struct ss_request *req)
 {
 	struct msgb *msg = gsm48_msgb_alloc_name("GSM 04.08 USSD REJ");
 	struct gsm48_hdr *gh;