diff --git a/composer.json b/composer.json
index 4a411fb..98d8295 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
         "icanhazstring/composer-unused": "^0.8",
         "phpcompatibility/php-compatibility": "^9.3",
         "phpro/grumphp": "^1.0",
-        "phpstan/phpstan": "^1.0",
+        "phpstan/phpstan": "^1.0 || ^2.0",
         "phpunit/phpunit": "^8.0 || ^9.0",
         "roave/infection-static-analysis-plugin": "^1.18",
         "squizlabs/php_codesniffer": "^3.4",