diff --git a/composer.json b/composer.json
index 226d825..b1bca60 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
     "typo3/cms-fluid": "^12.4"
   },
   "require-dev": {
-    "phpstan/phpstan": "^1.12"
+    "phpstan/phpstan": "^2.1"
   },
   "autoload": {
     "psr-4": {