diff --git a/dictation_server/src/gateways/sendgrid/sendgrid.service.ts b/dictation_server/src/gateways/sendgrid/sendgrid.service.ts
index a467b3b..068ccd4 100644
--- a/dictation_server/src/gateways/sendgrid/sendgrid.service.ts
+++ b/dictation_server/src/gateways/sendgrid/sendgrid.service.ts
@@ -863,7 +863,7 @@ export class SendGridService {
       `[IN] [${context.getTrackingId()}] ${this.sendMailWithU116.name}`,
     );
     try {
-      const subject = 'Edit User Notification [U-116]';
+      const subject = 'User Deleted Notification [U-116]';
 
       // メールの本文を作成する
       const html = this.templateU116Html