diff --git a/composer.json b/composer.json
index c9c64bd..0651070 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
     "php": ">= 7.4"
   },
   "require-dev": {
-    "phpunit/phpunit": "^7 || ^8 || ^9 || ^10",
+    "phpunit/phpunit": "^7 || ^8 || ^9 || ^10 || ^11",
     "vimeo/psalm": "^5.12"
   },
   "autoload": {