diff --git a/composer.json b/composer.json
index d415445..9e47264 100644
--- a/composer.json
+++ b/composer.json
@@ -28,7 +28,7 @@
         "phpstan/phpstan": "^1.3",
         "phpstan/phpstan-phpunit": "^1.0",
         "phpstan/phpstan-strict-rules": "^1.1",
-        "phpunit/phpunit": "^10.1"
+        "phpunit/phpunit": "^11.0"
     },
     "autoload": {
         "psr-4": {