diff --git a/include/wx/dataview.h b/include/wx/dataview.h
index e9c35940f7..5039b437c2 100644
--- a/include/wx/dataview.h
+++ b/include/wx/dataview.h
@@ -29,7 +29,7 @@
 #include "wx/systhemectrl.h"
 
 class WXDLLIMPEXP_FWD_CORE wxImageList;
-class WXDLLIMPEXP_FWD_CORE wxItemAttr;
+class wxItemAttr;
 class WXDLLIMPEXP_FWD_CORE wxHeaderCtrl;
 
 #if !(defined(__WXGTK20__) || defined(__WXOSX__) ) || defined(__WXUNIVERSAL__)