diff --git a/rector.php b/rector.php
index 175f2569a0..af848d819f 100644
--- a/rector.php
+++ b/rector.php
@@ -18,10 +18,6 @@ use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigura
 use Utils\Rector\PassStrictParameterToFunctionParameterRector;
 use Utils\Rector\UnderscoreToCamelCaseVariableNameRector;
 
-// @see https://github.com/phpstan/phpstan/issues/4541#issuecomment-779434916
-require_once 'phar://vendor/phpstan/phpstan/phpstan.phar/stubs/runtime/ReflectionUnionType.php';
-require_once 'phar://vendor/phpstan/phpstan/phpstan.phar/stubs/runtime/Attribute.php';
-
 return static function (ContainerConfigurator $containerConfigurator): void {
 	$parameters = $containerConfigurator->parameters();