diff --git a/composer.json b/composer.json
index 656091d..c38454e 100644
--- a/composer.json
+++ b/composer.json
@@ -32,7 +32,7 @@
     },
     "require-dev": {
         "phpspec/prophecy-phpunit": "^2.0",
-        "phpstan/phpstan": "^1.10.59",
+        "phpstan/phpstan": "^1.11.8",
         "phpunit/phpunit": "^9.6 || ^10",
         "psr/http-factory": "^1.0",
         "squizlabs/php_codesniffer": "^3.9"