diff --git a/composer.json b/composer.json
index 62d2f92..85bd440 100644
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,7 @@
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^3.89",
-        "phpstan/phpstan": "^1.9",
+        "phpstan/phpstan": "^2.1",
         "rector/rector": "^2.2"
     },
     "config": {