diff --git a/composer.json b/composer.json
index 52e9220..5d5239c 100644
--- a/composer.json
+++ b/composer.json
@@ -35,7 +35,7 @@
         "laminas/laminas-coding-standard": "^3.0.1",
         "laminas/laminas-servicemanager": "^3.21",
         "phpbench/phpbench": "^1.2.10",
-        "phpunit/phpunit": "^10.5.38",
+        "phpunit/phpunit": "^12.0.0",
         "psalm/plugin-phpunit": "^0.19.0",
         "vimeo/psalm": "^5.26.1"
     },