diff --git a/composer.json b/composer.json
index 9d5e322..b02e56a 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
         }
     ],
     "require": {
-        "phpunit/phpunit": "^8.0|^9.0"
+        "phpunit/phpunit": "^8.0|^9.0|^10.0"
     },
     "autoload": {
        "psr-4": {