diff --git a/composer.json b/composer.json
index 48caa44..567dd0d 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
         "sabre/uri"    : "^2.0"
     },
     "require-dev" : {
-        "friendsofphp/php-cs-fixer": "~2.17.1||^3.63",
+        "friendsofphp/php-cs-fixer": "~2.17.1||3.63.2",
         "phpstan/phpstan": "^0.12",
         "phpunit/phpunit" : "^7.5 || ^8.5 || ^9.6"
     },