diff --git a/include/wx/nonownedwnd.h b/include/wx/nonownedwnd.h
index 53560f83b7..a959b3472c 100644
--- a/include/wx/nonownedwnd.h
+++ b/include/wx/nonownedwnd.h
@@ -79,7 +79,7 @@ protected:
 
 #if defined(__WXDFB__)
     #include "wx/dfb/nonownedwnd.h"
-#elif defined(__WXGTK__) && defined(__WXGTK20__)
+#elif defined(__WXGTK20__)
     #include "wx/gtk/nonownedwnd.h"
 #elif defined(__WXMAC__)
     #include "wx/osx/nonownedwnd.h"