diff --git a/openbsc/src/mncc_sock.c b/openbsc/src/mncc_sock.c
index e9e6276..3f13075 100644
--- a/openbsc/src/mncc_sock.c
+++ b/openbsc/src/mncc_sock.c
@@ -50,7 +50,7 @@
 /* input from CC code into mncc_sock */
 void mncc_sock_from_cc(struct gsm_network *net, struct msgb *msg)
 {
-	struct gsm_mncc *mncc_in = msgb_data(msg);
+	struct gsm_mncc *mncc_in = (struct gsm_mncc *) msgb_data(msg);
 	int msg_type = mncc_in->msg_type;
 
 	/* Check if we currently have a MNCC handler connected */