diff --git a/composer.json b/composer.json
index d6569fa..4f67404 100644
--- a/composer.json
+++ b/composer.json
@@ -6,7 +6,7 @@
         "php": "~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.6.7",
+        "phpunit/phpunit": "^11.0.3",
         "infection/infection": "^0.26.19",
         "doctrine/coding-standard": "^12.0.0",
         "vimeo/psalm": "^5.9.0"