diff --git a/openbsc/src/nat/bsc_filter.c b/openbsc/src/nat/bsc_filter.c
index 233f515..e968fa2 100644
--- a/openbsc/src/nat/bsc_filter.c
+++ b/openbsc/src/nat/bsc_filter.c
@@ -73,7 +73,7 @@
 	{ NAT_IPAC_PROTO_MGCP, ALLOW_ANY, ALLOW_ANY, ALLOW_ANY, FILTER_TO_BOTH },
 };
 
-struct bsc_nat_parsed* bsc_nat_parse(struct msgb *msg)
+struct bsc_nat_parsed *bsc_nat_parse(struct msgb *msg)
 {
 	struct sccp_parse_result result;
 	struct bsc_nat_parsed *parsed;