diff --git a/composer.json b/composer.json
index b9c00c0..5812fe7 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
         "php-parallel-lint/php-parallel-lint": "^1.2",
         "phpstan/phpstan-phpunit": "^2.0",
         "phpstan/phpstan-strict-rules": "^2.0",
-        "phpunit/phpunit": "^9.6"
+        "phpunit/phpunit": "^11.0"
     },
     "config": {
         "platform": {