diff --git a/openbsc/src/libbsc/bsc_init.c b/openbsc/src/libbsc/bsc_init.c
index bf6e056..a1becf8 100644
--- a/openbsc/src/libbsc/bsc_init.c
+++ b/openbsc/src/libbsc/bsc_init.c
@@ -475,8 +475,7 @@
 	return 0;
 }
 
-int bsc_bootstrap_network(int (*mncc_recv)(struct gsm_network *, struct msgb *),
-			  const char *config_file)
+int bsc_bootstrap_network(mncc_recv_cb_t mncc_recv, const char *config_file)
 {
 	struct gsm_bts *bts;
 	int rc;
diff --git a/openbsc/src/libbsc/net_init.c b/openbsc/src/libbsc/net_init.c
index 57e3599..da13a52 100644
--- a/openbsc/src/libbsc/net_init.c
+++ b/openbsc/src/libbsc/net_init.c
@@ -26,7 +26,7 @@
 struct gsm_network *gsm_network_init(void *ctx,
 				     uint16_t country_code,
 				     uint16_t network_code,
-				     int (*mncc_recv)(struct gsm_network *, struct msgb *))
+				     mncc_recv_cb_t mncc_recv)
 {
 	struct gsm_network *net;
 	const char *default_regexp = ".*";