diff --git a/composer.json b/composer.json
index 9590e4c..6e7cd0e 100644
--- a/composer.json
+++ b/composer.json
@@ -34,7 +34,7 @@
     "require-dev": {
         "phpunit/phpunit": "^9.5.10",
         "phpstan/phpstan": "1.2.0",
-        "friendsofphp/php-cs-fixer": "3.3.2",
+        "friendsofphp/php-cs-fixer": "3.4.0",
         "maglnet/composer-require-checker": "^3.0.0",
         "phpro/grumphp-shim": "^1.5.0"
     },