diff --git a/composer.json b/composer.json
index 16e8382..4bfa959 100644
--- a/composer.json
+++ b/composer.json
@@ -28,7 +28,7 @@
         }
     },
     "require-dev": {
-        "phpunit/phpunit": "^12.3",
+        "phpunit/phpunit": "^12.3 || ^13.0",
         "php-standard-library/psalm-plugin": "^2.2",
         "vimeo/psalm": "^6.13",
         "php-cs-fixer/shim": "^3.88"