diff --git a/gdk/win32/gdkdnd-win32.c b/gdk/win32/gdkdnd-win32.c
index 35ab20461f..6b350592a9 100644
--- a/gdk/win32/gdkdnd-win32.c
+++ b/gdk/win32/gdkdnd-win32.c
@@ -68,7 +68,11 @@
  *
  */
  
+/* The mingw.org compiler does not export GUIDS in it's import library. To work
+ * around that, define INITGUID to have the GUIDS declared. */
+#if defined(__MINGW32__) && !defined(__MINGW64_VERSION_MAJOR)
 #define INITGUID
+#endif
 
 #include "gdkdnd.h"
 #include "gdkproperty.h"