diff --git a/lib/zebra.h b/lib/zebra.h
index e88a629..8586437 100644
--- a/lib/zebra.h
+++ b/lib/zebra.h
@@ -412,7 +412,8 @@
 #define ZEBRA_ROUTER_ID_UPDATE            22
 #define ZEBRA_HELLO                       23
 #define ZEBRA_IPV4_NEXTHOP_LOOKUP_MRIB    24
-#define ZEBRA_MESSAGE_MAX                 25
+#define ZEBRA_VRF_UNREGISTER              25
+#define ZEBRA_MESSAGE_MAX                 26
 
 /* Marker value used in new Zserv, in the byte location corresponding
  * the command value in the old zserv header. To allow old and new