diff --git a/composer.json b/composer.json
index 4e7449c..0d44d68 100644
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,7 @@
   },
   "require-dev": {
     "phpunit/phpunit": "^11.0",
-    "phpstan/phpstan": "^1.12",
+    "phpstan/phpstan": "^1.12 || ^2.0",
     "squizlabs/php_codesniffer": "^3.9"
   },
   "autoload": {