diff --git a/composer.json b/composer.json
index 6f31e97..c57fcfe 100644
--- a/composer.json
+++ b/composer.json
@@ -8,7 +8,7 @@
     "require": {
         "php": "^7.2 || ^8.0",
         "composer-plugin-api": "^2.0",
-        "phpstan/phpstan": ">=0.11.6"
+        "phpstan/phpstan": "^1.8.0"
     },
     "require-dev": {
         "composer/composer": "^2.0",