diff --git a/composer.json b/composer.json
index 68b425b..0e27afb 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,7 @@
         "laminas/laminas-coding-standard": "~2.5.0",
         "laminas/laminas-config": "^3.8",
         "laminas/laminas-validator": "^2.29",
-        "phpunit/phpunit": "^9.5.27",
+        "phpunit/phpunit": "^11.0.0",
         "psalm/plugin-phpunit": "^0.18.4",
         "vimeo/psalm": "^5.4"
     },