diff --git a/composer.json b/composer.json
index c53748f..9811114 100644
--- a/composer.json
+++ b/composer.json
@@ -33,7 +33,7 @@
         "roave/security-advisories": "dev-latest",
         "squizlabs/php_codesniffer": "^3.6",
         "phpmd/phpmd": "@stable",
-        "phpunit/phpunit": "^9.5",
+        "phpunit/phpunit": "^11.0",
         "phpstan/phpstan": "^1.4",
         "phpstan/phpstan-phpunit": "^1.0",
         "phpstan/phpstan-strict-rules": "^1.1",