diff --git a/composer.json b/composer.json
index 7539e42..2f03ff4 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
         "infection/infection": "^0.27",
         "phpro/grumphp": "~0.17 || ~1.0",
         "phpstan/phpstan": "^1.10",
-        "phpunit/phpunit": "^8.0 || ^9.0",
+        "phpunit/phpunit": "^8.0 || ^9.0 || ^10.0",
         "squizlabs/php_codesniffer": "^3.4"
     },
     "autoload": {