diff --git a/composer.json b/composer.json
index 1d9dec3..0fd60b6 100644
--- a/composer.json
+++ b/composer.json
@@ -47,7 +47,7 @@
 		"laminas/laminas-hydrator" : "^4.1"
     },
     "require-dev" : {
-        "phpunit/phpunit" : "^9.5.4",
+        "phpunit/phpunit" : "^11.0.0",
         "phpmd/phpmd" : "^2.7.0",
         "squizlabs/php_codesniffer" : "^3.5.5",
         "laminas/laminas-captcha" : "^2.6"