diff --git a/composer.json b/composer.json
index ca867552..ea153653 100644
--- a/composer.json
+++ b/composer.json
@@ -30,7 +30,7 @@
         "doctrine/coding-standard": "^14.0.0",
         "justinrainbow/json-schema": "^6.7.2",
         "php-standard-library/psalm-plugin": "^2.3.0",
-        "phpunit/phpunit": "^12.5.12",
+        "phpunit/phpunit": "^13.0.5",
         "psalm/plugin-phpunit": "^0.19.5",
         "roave/infection-static-analysis-plugin": "^1.43.0",
         "roave/security-advisories": "dev-master",