diff --git a/zebra/rib.h b/zebra/rib.h
index dbd2a6b..12ed8b7 100644
--- a/zebra/rib.h
+++ b/zebra/rib.h
@@ -244,7 +244,8 @@
 #ifdef HAVE_IPV6
 extern int
 rib_add_ipv6 (int type, int flags, struct prefix_ipv6 *p,
-	      struct in6_addr *gate, unsigned int ifindex, u_int32_t vrf_id);
+	      struct in6_addr *gate, unsigned int ifindex, u_int32_t vrf_id,
+	      u_int32_t metric, u_char distance);
 
 extern int
 rib_delete_ipv6 (int type, int flags, struct prefix_ipv6 *p,