diff --git a/composer.json b/composer.json
index d4d14d77..809ea6af 100644
--- a/composer.json
+++ b/composer.json
@@ -43,7 +43,7 @@
     },
     "require-dev": {
         "laminas/laminas-coding-standard": "~3.1.0",
-        "phpunit/phpunit": "^11.5.51 || ^12.5.9",
+        "phpunit/phpunit": "^13.0.0",
         "psalm/plugin-phpunit": "^0.19.5",
         "symfony/console": "v7.4.4",
         "vimeo/psalm": "^6.15.0",