diff --git a/std/__fileinit.d b/std/__fileinit.d
index bb0867e2b..5b7324737 100644
--- a/std/__fileinit.d
+++ b/std/__fileinit.d
@@ -19,14 +19,19 @@ module std.__fileinit;
 
 version (Windows)
 {
+    version (Win32)
+    {
+        private import std.c.windows.windows;
+        shared bool useWfuncs = true;
 
-private import std.c.windows.windows;
-shared bool useWfuncs = true;
-
-shared static this()
-{
-    // Win 95, 98, ME do not implement the W functions
-    useWfuncs = (GetVersion() < 0x80000000);
-}
-
+        shared static this()
+        {
+            // Win 95, 98, ME do not implement the W functions
+            useWfuncs = (GetVersion() < 0x80000000);
+        }
+    }
+    else version (Win64)
+    {
+        enum useWfuncs = true;
+    }
 }