diff --git a/composer.json b/composer.json
index a94dddc..3b6e22c 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
     "php-amqplib/php-amqplib": "^2.11"
   },
   "require-dev": {
-    "friendsofphp/php-cs-fixer": "^2.16",
+    "friendsofphp/php-cs-fixer": "^2.16 || ^3.0",
     "phpstan/phpstan": "^0.12",
     "phpunit/phpunit": "^8.5"
   },