diff --git a/include/wx/msw/ole/droptgt.h b/include/wx/msw/ole/droptgt.h
index 518a39cd5c..cd9fbacfa6 100644
--- a/include/wx/msw/ole/droptgt.h
+++ b/include/wx/msw/ole/droptgt.h
@@ -29,8 +29,6 @@
 class  wxIDropTarget;
 struct IDataObject;
 
-typedef unsigned short wxDataFormat;
-
 // ----------------------------------------------------------------------------
 // An instance of the class wxDropTarget may be associated with any wxWindow
 // derived object via SetDropTarget() function. If this is done, the virtual
@@ -110,4 +108,4 @@ protected:
 };
 
 // ============================================================================
-#endif  //_OLEDROPTGT_H
\ No newline at end of file
+#endif  //_OLEDROPTGT_H