diff --git a/include/wx/gtk/dvrenderers.h b/include/wx/gtk/dvrenderers.h
index 67d81df79e..bd50a515b2 100644
--- a/include/wx/gtk/dvrenderers.h
+++ b/include/wx/gtk/dvrenderers.h
@@ -279,7 +279,7 @@ public:
     virtual bool GetValue( wxVariant &value ) const wxOVERRIDE;
 
 private:
-    virtual wxVariant GtkGetValueFromString(const wxString& str) const;
+    virtual wxVariant GtkGetValueFromString(const wxString& str) const wxOVERRIDE;
 };