diff --git a/composer.json b/composer.json
index 18f13db..5f698eb 100644
--- a/composer.json
+++ b/composer.json
@@ -40,7 +40,7 @@
     "require-dev": {
         "matthiasnoback/symfony-dependency-injection-test": "^6.0",
         "phpspec/phpspec": "^7.0",
-        "phpstan/phpstan": "1.11.10",
+        "phpstan/phpstan": "1.12.1",
         "phpstan/phpstan-phpunit": "1.4.0",
         "phpstan/phpstan-webmozart-assert": "1.2.9",
         "phpunit/phpunit": "^10.5",