diff --git a/include/wx/generic/dirdlgg.h b/include/wx/generic/dirdlgg.h
index 7fd5768b02..8b0318ccf7 100644
--- a/include/wx/generic/dirdlgg.h
+++ b/include/wx/generic/dirdlgg.h
@@ -134,6 +134,7 @@ private:
 class WXDLLEXPORT wxDirDialog: public wxDialog
 {
 public:
+    wxDirDialog() {}
     wxDirDialog(wxWindow *parent, 
 		const wxString& message = wxFileSelectorPromptStr,
 		const wxString& defaultPath = wxEmptyString,