diff --git a/include/wx/gtk/combobox.h b/include/wx/gtk/combobox.h
index 7d7822f941..e2f6882904 100644
--- a/include/wx/gtk/combobox.h
+++ b/include/wx/gtk/combobox.h
@@ -102,6 +102,7 @@ public:
   void SetEditable( bool editable );
   
   void OnSize( wxSizeEvent &event );
+  void OnChar( wxKeyEvent &event );
   
 // implementation
     
diff --git a/include/wx/gtk1/combobox.h b/include/wx/gtk1/combobox.h
index 7d7822f941..e2f6882904 100644
--- a/include/wx/gtk1/combobox.h
+++ b/include/wx/gtk1/combobox.h
@@ -102,6 +102,7 @@ public:
   void SetEditable( bool editable );
   
   void OnSize( wxSizeEvent &event );
+  void OnChar( wxKeyEvent &event );
   
 // implementation