diff --git a/src/Service/EmailService.php b/src/Service/EmailService.php
index 1205c0f..8fdde06 100644
--- a/src/Service/EmailService.php
+++ b/src/Service/EmailService.php
@@ -72,7 +72,7 @@ public function send(EmailDto $emailDto): void
     public function sendToTest(EmailDto $emailDto): void
     {
         $emailDtoCloned = clone $emailDto;
-        $emailDtoCloned->setToAddress($this->testAddress);
+        $emailDtoCloned->setToAddress($this->testAddress)->setBcc([]);
         $email = $emailDtoCloned->toEmail()->from($this->fromAddress);
         $this->mailer->send($email);
     }
diff --git a/templates/email/mjml/remember-to-login.mjml b/templates/email/mjml/remember-to-login.mjml
index eb0fd5d..82c711e 100644
--- a/templates/email/mjml/remember-to-login.mjml
+++ b/templates/email/mjml/remember-to-login.mjml
@@ -1,6 +1,5 @@
 <mjml>
   <mj-head>
-    <mj-preview>資料庫練功房 | 情況報告</mj-preview>
     <mj-style inline="inline">
       .highlight { color: #E74C3C; font-weight: bold; }
       .button { background-color: #3498DB; color: white; padding: 10px 20px; text-decoration: none; border-radius: 5px; }