diff --git a/composer.json b/composer.json
index 50210ee..803f560 100644
--- a/composer.json
+++ b/composer.json
@@ -34,7 +34,7 @@
         "laminas/laminas-dependency-plugin": "^2.1"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.5",
+        "phpunit/phpunit": "^10.0.15",
         "infection/infection": "^0.24",
         "squizlabs/php_codesniffer": "^3.6",
         "doctrine/coding-standard": "^9",