diff --git a/composer.json b/composer.json
index 2561596..6eafa26 100644
--- a/composer.json
+++ b/composer.json
@@ -32,6 +32,6 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^11.0",
-        "phpstan/phpstan": "2.1.33"
+        "phpstan/phpstan": "2.1.37"
     }
 }