diff --git a/composer.json b/composer.json
index 6cb38a4..6e63a17 100755
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^3.4",
         "php-coveralls/php-coveralls": "2.5.2",
-        "phpstan/phpstan": "^1.7",
+        "phpstan/phpstan": "^2.0",
         "phpunit/phpunit": "^9.0",
         "squizlabs/php_codesniffer": "3.10.3",
         "vimeo/psalm": "^5.0"