diff --git a/composer.json b/composer.json
index 415ee19d..53166a6c 100644
--- a/composer.json
+++ b/composer.json
@@ -35,7 +35,7 @@
         "infection/infection": "^0.29.8",
         "laminas/laminas-diactoros": "^3.5.0",
         "laminas/laminas-httphandlerrunner": "^2.11.0",
-        "phpstan/phpstan": "^1.12.10",
+        "phpstan/phpstan": "^2.0.1",
         "phpstan/phpstan-phpunit": "^1.4.0",
         "phpunit/phpunit": "^11.4.3",
         "squizlabs/php_codesniffer": "^3.10.3"