diff --git a/tests/PHPStan/Rules/Methods/data/bug-8573.php b/tests/PHPStan/Rules/Methods/data/bug-8573.php
index 84288a1fb0..19b6ca97ed 100644
--- a/tests/PHPStan/Rules/Methods/data/bug-8573.php
+++ b/tests/PHPStan/Rules/Methods/data/bug-8573.php
@@ -1,5 +1,7 @@
 <?php declare(strict_types = 1);
 
+namespace Bug8573;
+
 class A
 {
 	final public function __construct() { }