diff --git a/composer.json b/composer.json
index d771415..dfaea85 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
     "require-dev": {
         "blitz-php/coding-standard": "^1.3",
         "kahlan/kahlan": "^5.2",
-        "phpstan/phpstan": "^1.4.7"
+        "phpstan/phpstan": "^1.4.7 || ^2.0.0"
     },
     "autoload": {
         "psr-4": {