diff --git a/include/wx/radiobut.h b/include/wx/radiobut.h
index 182ae9c8c5..d68ac4a665 100644
--- a/include/wx/radiobut.h
+++ b/include/wx/radiobut.h
@@ -43,7 +43,7 @@ namespace wxPrivate
 } // namespace wxPrivate
 
 template <class W>
-class WXDLLIMPEXP_CORE wxRadioButtonBase : public W
+class wxRadioButtonBase : public W
 {
 public:
     typedef W BaseWindowClass;