diff --git a/src/scXp.c b/src/scXp.c
index 62cb3da..ce81e2b 100644
--- a/src/scXp.c
+++ b/src/scXp.c
@@ -60,7 +60,11 @@ static int udp_read_cb(struct bsc_fd *fd)
 
 	msgb_put(msg, rc);
 
-	return tcap_tco_n_unitdata_ind(tte, msg);
+	rc = tcap_tco_n_unitdata_ind(tte, msg);
+
+	msgb_free(msg);
+
+	return rc;
 }
 
 struct tcap_transport_entity *tcap_transp_udp_create(struct sockaddr_storage *local_addr)