diff --git a/composer.json b/composer.json
index c5164c46..04090e76 100644
--- a/composer.json
+++ b/composer.json
@@ -26,7 +26,7 @@
     "require-dev": {
         "phpunit/phpunit": "^10.0 || ^11.0",
         "mockery/mockery": "^1.6",
-        "phpstan/phpstan": "^1",
+        "phpstan/phpstan": "^2",
         "squizlabs/php_codesniffer": "^3.8",
         "slevomat/coding-standard": "~8.0"
     },