symfony: [Finder] exclude and/or notPath not working

symfony 5

<?php

use Symfony\Component\Finder\Finder;

require_once getenv()['APPDATA'] . '/Composer/vendor/autoload.php';

$finder = new Finder();
    
$finder->files();
$finder->in('C:\Users\flip111\Videos\test2');
// $finder->exclude('C:\Users\flip111\Videos\test2\subdir'); // uncomment this
// $finder->notPath('C:\Users\flip111\Videos\test2\subdir'); // or this

$files = iterator_to_array($finder);

foreach ($files as $file) {
  dump($file->getRealPath());
}

result

^ "C:\Users\flip111\Videos\test2\49 default.mkv"
^ "C:\Users\flip111\Videos\test2\50 default.mkv"
^ "C:\Users\flip111\Videos\test2\subdir\51 default.mkv"

expected result

^ "C:\Users\flip111\Videos\test2\49 default.mkv"
^ "C:\Users\flip111\Videos\test2\50 default.mkv"