diff --git a/composer.json b/composer.json
index 385517ee1..57c78d22d 100755
--- a/composer.json
+++ b/composer.json
@@ -39,7 +39,7 @@
     "ext-json": "*"
   },
   "require-dev": {
-    "friendsofphp/php-cs-fixer": "^2.16",
+    "friendsofphp/php-cs-fixer": "^3.0",
     "infection/infection": "^0.17 | ^0.22",
     "mikey179/vfsstream": "^1.6",
     "phan/phan": "^4.0",