diff --git a/include/wx/html/helpfrm.h b/include/wx/html/helpfrm.h
index 6b09d0d3da..ac25907dcc 100644
--- a/include/wx/html/helpfrm.h
+++ b/include/wx/html/helpfrm.h
@@ -71,7 +71,7 @@ class WXDLLIMPEXP_HTML wxHtmlHelpFrame : public wxFrame
 
 public:
     wxHtmlHelpFrame(wxHtmlHelpData* data = NULL) { Init(data); }
-    wxHtmlHelpFrame(wxWindow* parent, wxWindowID wxWindowID,
+    wxHtmlHelpFrame(wxWindow* parent, wxWindowID id,
                     const wxString& title = wxEmptyString,
                     int style = wxHF_DEFAULT_STYLE, wxHtmlHelpData* data = NULL
 #if wxUSE_CONFIG