diff --git a/dlls/comctl32/tests/subclass.c b/dlls/comctl32/tests/subclass.c
index 41ba06560ac..fc778d67115 100644
--- a/dlls/comctl32/tests/subclass.c
+++ b/dlls/comctl32/tests/subclass.c
@@ -273,6 +273,9 @@ static void test_subclass(void)
     ret = pSetWindowSubclass(hwnd, NULL, 1, 0);
     ok(ret == FALSE, "Expected FALSE\n");
 
+    pRemoveWindowSubclass(hwnd, wnd_proc_sub, 2);
+    pRemoveWindowSubclass(hwnd, wnd_proc_sub, 5);
+
     DestroyWindow(hwnd);
 }