diff --git a/composer.json b/composer.json
index ef60200..eb56664 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
         "ext-simplexml": "*",
         "friendsofphp/php-cs-fixer": "3.95.18",
         "infection/infection": "0.32.6",
-        "phpstan/phpstan": "2.2.7",
+        "phpstan/phpstan": "2.2.9",
         "phpunit/phpunit": "11.5.56"
     },
     "autoload": {