diff --git a/lib/zclient.h b/lib/zclient.h
index cc34fd9d2c..869b9b7d68 100644
--- a/lib/zclient.h
+++ b/lib/zclient.h
@@ -420,6 +420,11 @@ extern struct interface *zebra_interface_vrf_update_read(struct stream *s,
 							 vrf_id_t *new_vrf_id);
 extern void zebra_interface_if_set_value(struct stream *, struct interface *);
 extern void zebra_router_id_update_read(struct stream *s, struct prefix *rid);
+
+#if CONFDATE > 20180823
+CPP_NOTICE("zapi_ipv4_route, zapi_ipv6_route, zapi_ipv4_route_ipv6_nexthop as well as the zapi_ipv4 and zapi_ipv6 data structures should be removed now");
+#endif
+
 extern int zapi_ipv4_route(u_char, struct zclient *, struct prefix_ipv4 *,
 			   struct zapi_ipv4 *) __attribute__((deprecated));