diff --git a/composer.json b/composer.json
index b97cb61..185d368 100644
--- a/composer.json
+++ b/composer.json
@@ -16,7 +16,7 @@
     },
     "require-dev": {
         "infection/infection": "0.31.2",
-        "phpstan/phpstan": "1.8.0",
+        "phpstan/phpstan": "2.1.30",
         "phpunit/phpunit": "9.5.0",
         "symplify/easy-coding-standard": "12.6.0"
     },