diff --git a/lib/zebra.h b/lib/zebra.h
index e5c1cec..6980529 100644
--- a/lib/zebra.h
+++ b/lib/zebra.h
@@ -329,7 +329,8 @@
 #define ZEBRA_ROUTE_OSPF6                7
 #define ZEBRA_ROUTE_ISIS                 8
 #define ZEBRA_ROUTE_BGP                  9
-#define ZEBRA_ROUTE_MAX                  10
+#define ZEBRA_ROUTE_HSLS		 10
+#define ZEBRA_ROUTE_MAX                  11
 
 /* Zebra's family types. */
 #define ZEBRA_FAMILY_IPV4                1