diff --git a/composer.json b/composer.json
index 4d7f4f3..6124378 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
         "php": "^8.4"
     },
     "require-dev": {
-        "phpstan/phpstan": "2.1.32",
+        "phpstan/phpstan": "2.1.33",
         "phpunit/phpunit": "12.4.4",
         "friendsofphp/php-cs-fixer": "3.91.0"
     },