diff --git a/composer.json b/composer.json
index 31ccc06..270f944 100644
--- a/composer.json
+++ b/composer.json
@@ -26,7 +26,7 @@
 	"require-dev": {
         "symfony/console": "^4.4",
 		"phpunit/phpunit": "^8.5",
-        "phpstan/phpstan": "^1.8",
+        "phpstan/phpstan": "^1.8 || ^2.0",
         "squizlabs/php_codesniffer": "^3.5",
         "friendsofphp/php-cs-fixer": "^2.16 || ^3.0",
 		"phpmetrics/phpmetrics": "^2.8"