diff --git a/sys/contrib/ipfilter/netinet/ip_nat.c b/sys/contrib/ipfilter/netinet/ip_nat.c
index 6c2b12c5175..9ef170d57ba 100644
--- a/sys/contrib/ipfilter/netinet/ip_nat.c
+++ b/sys/contrib/ipfilter/netinet/ip_nat.c
@@ -1677,10 +1677,6 @@ ipf_nat_siocdelnat(softc, softn, n, getlock)
 	ipnat_t *n;
 	int getlock;
 {
-#ifdef IPF_NAT6
-	int i;
-#endif
-
 	if (getlock) {
 		WRITE_ENTER(&softc->ipf_nat);
 	}