diff --git a/EnumToBeRemoved.h b/EnumToBeRemoved.h
deleted file mode 100644
index ebfa43b..0000000
--- a/EnumToBeRemoved.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/// @file Enum.h
-/// Enum type generator.
-
-
-
-#pragma once
-
-#include "EnumInternal.h"
-
-
-
-// TODO Consider using a traits type instead of prefixing static members with an
-// underscore.
-
-#define ENUM(EnumType, UnderlyingType, ...)                                    \
-    _ENUM_TAG_DECLARATION(EnumType);                                           \
-    _ENUM_ARRAYS(EnumType, UnderlyingType, _ENUM_TAG(EnumType), __VA_ARGS__);  \
-    using EnumType = _enum::_Enum<_enum::_ENUM_TAG(EnumType)>;                 \
-    _ENUM_STATIC_DEFINITIONS(EnumType, _ENUM_TAG(EnumType));
diff --git a/enum.h b/enum.h
index 58582bd..570e705 100644
--- a/enum.h
+++ b/enum.h
@@ -37,7 +37,7 @@
 #include <stdexcept>
 #include <type_traits>
 
-#include "EnumPreprocessorMap.h"
+#include "enum_preprocessor_map.h"
 
 
 
@@ -717,3 +717,9 @@ class _Enum : public _GeneratedArrays<Tag> {
     }
 
 }
+
+#define ENUM(EnumType, UnderlyingType, ...)                                    \
+    _ENUM_TAG_DECLARATION(EnumType);                                           \
+    _ENUM_ARRAYS(EnumType, UnderlyingType, _ENUM_TAG(EnumType), __VA_ARGS__);  \
+    using EnumType = _enum::_Enum<_enum::_ENUM_TAG(EnumType)>;                 \
+    _ENUM_STATIC_DEFINITIONS(EnumType, _ENUM_TAG(EnumType));