diff --git a/composer.json b/composer.json
index 565372a..1e7eb2d 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,7 @@
         "php": "^8.0"
     },
     "require-dev": {
-        "phpstan/phpstan": "^0.12.32",
+        "phpstan/phpstan": "^1.11.7",
         "phpstan/phpstan-phpunit": "^0.12",
         "phpunit/phpunit": "^8.3 || ^9",
         "squizlabs/php_codesniffer": "^3.6"