diff --git a/composer.json b/composer.json
index 8346d16e..0f44b994 100644
--- a/composer.json
+++ b/composer.json
@@ -44,7 +44,7 @@
     "require-dev": {
         "phpunit/php-code-coverage": "^9.1.10",
         "friendsofphp/php-cs-fixer": "^3.51.0",
-        "phpstan/phpstan": "1.11.3",
+        "phpstan/phpstan": "1.12.1",
         "vimeo/psalm": "5.24.0"
     },
     "scripts": {