diff --git a/lib/memory.h b/lib/memory.h
index 925f6b6..96b5f6c 100644
--- a/lib/memory.h
+++ b/lib/memory.h
@@ -126,6 +126,22 @@
   MTYPE_OSPF6_EXTERNAL_INFO,
   MTYPE_OSPF6_OTHER,
 
+  
+  MTYPE_ISIS,
+  MTYPE_ISIS_TMP,
+  MTYPE_ISIS_CIRCUIT,
+  MTYPE_ISIS_LSP,
+  MTYPE_ISIS_ADJACENCY,
+  MTYPE_ISIS_AREA,
+  MTYPE_ISIS_AREA_ADDR,
+  MTYPE_ISIS_TLV,
+  MTYPE_ISIS_DYNHN,
+  MTYPE_ISIS_SPFTREE,
+  MTYPE_ISIS_VERTEX,
+  MTYPE_ISIS_ROUTE_INFO,
+  MTYPE_ISIS_NEXTHOP,
+  MTYPE_ISIS_NEXTHOP6,
+
   MTYPE_BGP,
   MTYPE_BGP_PEER,
   MTYPE_PEER_GROUP,