diff --git a/reactos/lib/user32/windows/window.c b/reactos/lib/user32/windows/window.c
index eeff13d9ade..529fbc77a03 100644
--- a/reactos/lib/user32/windows/window.c
+++ b/reactos/lib/user32/windows/window.c
@@ -1141,7 +1141,7 @@ SetLayeredWindowAttributes(HWND hwnd,
 
 
 /*
- * @unimplemented
+ * @implemented
  */
 HWND STDCALL
 SetParent(HWND hWndChild,