diff --git a/composer.json b/composer.json
index d994659..622520d 100644
--- a/composer.json
+++ b/composer.json
@@ -36,7 +36,7 @@
     "require-dev": {
         "doctrine/coding-standard": "^12.0",
         "laminas/laminas-servicemanager": "^3.22.1",
-        "phpunit/phpunit": "^10.5.9",
+        "phpunit/phpunit": "^11.0.0",
         "psalm/plugin-phpunit": "^0.18.4",
         "roave/security-advisories": "dev-latest",
         "vimeo/psalm": "^5.20.0"