diff --git a/apps/OpenSignServer/cloud/parsefunction/SendMailv1.js b/apps/OpenSignServer/cloud/parsefunction/SendMailv1.js
index d8b7a49c5..f7cb953ae 100644
--- a/apps/OpenSignServer/cloud/parsefunction/SendMailv1.js
+++ b/apps/OpenSignServer/cloud/parsefunction/SendMailv1.js
@@ -7,10 +7,10 @@ async function SendMailv1(request) {
     const res = await Parse.Cloud.sendEmail({
       from: 'Test user' + ' <' + process.env.MAILGUN_SENDER + '>',
       recipient: recipient,
-      subject: 'your otp',
+      subject: 'Your OpenSign™ OTP',
       text: 'This email is a test.',
       html:
-        "<html><head><meta http-equiv='Content-Type' content='text/html; charset=UTF-8' /></head><body><div style='background-color:#f5f5f5;padding:20px'><div style='box-shadow: rgba(0, 0, 0, 0.1) 0px 4px 12px;background-color:white;'><div style='background-color:red;padding:2px;font-family:system-ui; background-color:#47a3ad;'>    <p style='font-size:20px;font-weight:400;color:white;padding-left:20px',>OTP Verification</p></div><div style='padding:20px'><p style='font-family:system-ui;font-size:14px'>Your OTP for LegaDaft verification .</p><p style=' text-decoration: none; font-weight: bolder; color:blue;font-size:45px;margin:20px'>" +
+        "<html><head><meta http-equiv='Content-Type' content='text/html; charset=UTF-8' /></head><body><div style='background-color:#f5f5f5;padding:20px'><div style='box-shadow: rgba(0, 0, 0, 0.1) 0px 4px 12px;background-color:white;'><div style='background-color:red;padding:2px;font-family:system-ui; background-color:#47a3ad;'>    <p style='font-size:20px;font-weight:400;color:white;padding-left:20px',>OTP Verification</p></div><div style='padding:20px'><p style='font-family:system-ui;font-size:14px'>Your OTP for OpenSign™ verification is:</p><p style=' text-decoration: none; font-weight: bolder; color:blue;font-size:45px;margin:20px'>" +
         otp +
         '</p></div> </div> </div></body></html>',
       // "<html><head><meta http-equiv='Content-Type' content='text/html; charset=UTF-8' /></head><body style='text-align: center;'><div style='display:flex;flex-direction:column;justify-content:center;align-item:center;margin:40px'>  <p style='font-weight: bolder; font-size: large;'>Hello,</p> <span>Your OTP for LegaDaft verification . </span> <p style=' text-decoration: none; font-weight: bolder; color:blue;font-size:45px'>76984</p><span>Thank You!</span> </div> </body></html>"
