diff --git a/include/wx/msw/wrapcctl.h b/include/wx/msw/wrapcctl.h
index 7d32e65c57..2e508081c4 100644
--- a/include/wx/msw/wrapcctl.h
+++ b/include/wx/msw/wrapcctl.h
@@ -50,7 +50,7 @@ inline void wxSetCCUnicodeFormat(HWND hwnd)
     ::SendMessage(hwnd, CCM_SETUNICODEFORMAT, wxUSE_UNICODE, 0);
 #else // !__WXWINCE__
     // here it should be already in Unicode anyhow
-    hwnd;
+    wxUnusedVar(hwnd);
 #endif // __WXWINCE__/!__WXWINCE__
 }