diff --git a/sys/netinet/in.c b/sys/netinet/in.c
index 0000000..1111111 100644
--- a/sys/netinet/in.c
+++ b/sys/netinet/in.c
@@ -908,7 +908,7 @@
 		TAILQ_FOREACH(ifac, &ifp->if_addrheads[mycpuid], ifa_link) {
 			struct ifaddr *ifa = ifac->ifa;
 
-			if (ifa->ifa_addr->sa_family != AF_INET6)
+			if (ifa->ifa_addr->sa_family != AF_INET)
 				continue;
 			if (!cmp)
 				break;