diff --git a/composer.json b/composer.json
index 77ccd1a..078263a 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^3.94",
-        "illuminate/testing": "^11.0 || ^12.0",
+        "illuminate/testing": "^11.0 || ^12.0 || ^13.0",
         "phpstan/phpstan": "^2.0",
         "symfony/http-foundation": "^6.4 || ^7.0 || ^8.0"
     },