fix typo in t/65-for_window.t

diff --git a/testcases/t/65-for_window.t b/testcases/t/65-for_window.t
index 9c9c98d0745857d878b60e0b5426633c613feb18..d295254061d8b77796a3984b7ef5becfc37a5f20 100644 (file)
--- a/testcases/t/65-for_window.t
+++ b/testcases/t/65-for_window.t
@@ -57,7 +57,7 @@ sub set_wm_class {
 
     $x->change_property(
         PROP_MODE_REPLACE,
-        $window->id,
+        $id,
         $atomname->id,
         $atomtype->id,
         8,