diff --git a/components/register/verificationPage/SendReq.js b/components/register/verificationPage/SendReq.js
index ad62c79..8cd7585 100644
--- a/components/register/verificationPage/SendReq.js
+++ b/components/register/verificationPage/SendReq.js
@@ -56,7 +56,7 @@ function SendReq({
       cookieOptions = {
         ...cookieOptions,
         secure: true,
-        domain: ".nobat724.com",
+        domain: `.${hostname.split(".").slice(-2).join(".")}`,
       };
     }