diff --git a/src/lib/data/graph/Node.cpp b/src/lib/data/graph/Node.cpp
index 67871e3d..0b8cbc8c 100644
--- a/src/lib/data/graph/Node.cpp
+++ b/src/lib/data/graph/Node.cpp
@@ -13,7 +13,7 @@
 
 const Node::NodeTypeMask Node::NODE_NOT_VISIBLE = NODE_NAMESPACE | NODE_PACKAGE;
 const Node::NodeTypeMask Node::NODE_USEABLE_TYPE = NODE_NON_INDEXED | NODE_BUILTIN_TYPE | NODE_STRUCT | NODE_CLASS |
-	NODE_UNION | NODE_INTERFACE | NODE_TYPEDEF;
+	NODE_ENUM | NODE_UNION | NODE_INTERFACE | NODE_TYPEDEF;
 const Node::NodeTypeMask Node::NODE_INHERITABLE_TYPE = NODE_NON_INDEXED | NODE_BUILTIN_TYPE | NODE_TYPE | NODE_STRUCT |
 	NODE_CLASS | NODE_INTERFACE;
 const Node::NodeTypeMask Node::NODE_MEMBER_TYPE = NODE_METHOD | NODE_FIELD | NODE_CLASS | NODE_INTERFACE | NODE_STRUCT |