diff --git a/composer.json b/composer.json
index 9732274..f1eb7f3 100644
--- a/composer.json
+++ b/composer.json
@@ -8,7 +8,7 @@
         "vlucas/phpdotenv": "^5.2"
     },
     "require-dev": {
-        "friendsofphp/php-cs-fixer": "^2.16",
+        "friendsofphp/php-cs-fixer": "^3.3",
         "phpunit/phpunit": "^9.1",
         "mockery/mockery": "^1.3"
     },