diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/AttributeFixtures/ExtendedRoute.php b/src/Symfony/Component/Routing/Tests/Fixtures/AttributeFixtures/ExtendedRoute.php
index 72232cbf6d50..dca36a7ea2a5 100644
--- a/src/Symfony/Component/Routing/Tests/Fixtures/AttributeFixtures/ExtendedRoute.php
+++ b/src/Symfony/Component/Routing/Tests/Fixtures/AttributeFixtures/ExtendedRoute.php
@@ -7,7 +7,7 @@
 #[\Attribute(\Attribute::IS_REPEATABLE | \Attribute::TARGET_CLASS | \Attribute::TARGET_METHOD)]
 class ExtendedRoute extends Route
 {
-    public function __construct(array|string $path = null, ?string $name = null, array $defaults = [])
+    public function __construct(array|string|null $path = null, ?string $name = null, array $defaults = [])
     {
         parent::__construct("/{section<(foo|bar|baz)>}" . $path, $name, [], [], array_merge(['section' => 'foo'], $defaults));
     }