diff --git a/composer.json b/composer.json
index 4a8ba14..02e7578 100644
--- a/composer.json
+++ b/composer.json
@@ -19,7 +19,7 @@
         "phpunit/phpunit": "^8.0,<8.5.12 || ^9.3.3",
         "roave/security-advisories": "dev-master",
         "symplify/vendor-patches": "^0.4 || ^9.0",
-        "zing/coding-standard": "^2.6 || ^3.1"
+        "zing/coding-standard": "^2.6 || ^3.1 || ^3.0"
     },
     "autoload": {
         "psr-4": {