diff --git a/sys/netlink/route/iface.c b/sys/netlink/route/iface.c
index 5e0295e7fe5..16bbe4d000c 100644
--- a/sys/netlink/route/iface.c
+++ b/sys/netlink/route/iface.c
@@ -1277,9 +1277,7 @@ rtnl_handle_addr(struct nlmsghdr *hdr, struct nlpcb *nlp, struct nl_pstate *npt)
 		    attrs.ifa_index);
 		return (ENOENT);
 	}
-#ifdef INET6
 	int if_flags = if_getflags(ifp);
-#endif
 
 #if defined(INET) || defined(INET6)
 	bool new = hdr->nlmsg_type == NL_RTM_NEWADDR;