diff --git a/composer.json b/composer.json
index 3f16ebf9c3..f610369dc5 100644
--- a/composer.json
+++ b/composer.json
@@ -55,7 +55,7 @@
         "doctrine/doctrine-bundle": "^2.3",
         "doctrine/mongodb-odm": "^2.2",
         "doctrine/orm": "^2.10.2",
-        "friendsofphp/php-cs-fixer": "^3.0",
+        "friendsofphp/php-cs-fixer": "3.4.*",
         "nesbot/carbon": "^2.55",
         "phpstan/phpstan": "^1.1",
         "phpstan/phpstan-doctrine": "^1.0",