diff --git a/composer.json b/composer.json
index 1a0990f..82f6512 100644
--- a/composer.json
+++ b/composer.json
@@ -29,7 +29,7 @@
         "psr/log": "^1.0 || ^2.0 || ^3.0"
     },
     "require-dev": {
-        "phpstan/phpstan": "^0.12.46",
+        "phpstan/phpstan": "^0.12.46 || ^1.0.0",
         "phpstan/phpstan-phpunit": "^0.12.16",
         "phpstan/phpstan-strict-rules": "^0.12.5",
         "phpunit/phpunit": "^9.3",