diff --git a/apps/terminal/notifications.py b/apps/terminal/notifications.py
index 0d7203ed2..53eeff392 100644
--- a/apps/terminal/notifications.py
+++ b/apps/terminal/notifications.py
@@ -6,6 +6,7 @@ from common.utils import get_logger, reverse
 from notifications.notifications import SystemMessage
 from terminal.models import Session, Command
 from notifications.models import SystemMsgSubscription
+from notifications.backends import BACKEND
 
 logger = get_logger(__name__)
 
@@ -24,14 +25,21 @@ class CommandAlertMixin:
     @classmethod
     def post_insert_to_db(cls, subscription: SystemMsgSubscription):
         """
-        兼容操作，试图用 `settings.SECURITY_INSECURE_COMMAND_EMAIL_RECEIVER` 的邮件地址找到
+        兼容操作，试图用 `settings.SECURITY_INSECURE_COMMAND_EMAIL_RECEIVER` 的邮件地址assets_systemuser_assets找到
         用户，把用户设置为默认接收者
         """
-        emails = settings.SECURITY_INSECURE_COMMAND_EMAIL_RECEIVER.split(',')
-        emails = [email.strip() for email in emails]
+        from settings.models import Setting
+        db_setting = Setting.objects.filter(name='SECURITY_INSECURE_COMMAND_EMAIL_RECEIVER').first()
+        if db_setting:
+            emails = db_setting.value
+        emails = emails or settings.SECURITY_INSECURE_COMMAND_EMAIL_RECEIVER
+        emails = emails.split(',')
+        emails = [email.strip().strip('"') for email in emails]
 
         users = User.objects.filter(email__in=emails)
         subscription.users.add(*users)
+        subscription.receive_backends = [BACKEND.EMAIL]
+        subscription.save()
 
 
 class CommandAlertMessage(CommandAlertMixin, SystemMessage):