diff --git a/composer.json b/composer.json
index cb80d7a..6f325ca 100644
--- a/composer.json
+++ b/composer.json
@@ -27,7 +27,7 @@
     },
     "require-dev": {
         "cakephp/cakephp-codesniffer": "^5.0",
-        "phpunit/phpunit": "^10.2 || ^11.5"
+        "phpunit/phpunit": "^13.4.5"
     },
     "autoload": {
         "psr-4": {