diff --git a/composer.json b/composer.json
index 7d829d5..df22e89 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
         "psr/http-client": "^1.0"
     },
     "require-dev": {
-        "phpstan/phpstan": "2.2.3",
+        "phpstan/phpstan": "2.2.8",
         "squizlabs/php_codesniffer": "3.13.6"
     },
     "autoload": {