diff --git a/docbow_project/docbow/management/commands/sendmail.py b/docbow_project/docbow/management/commands/sendmail.py
index 18eee2d..25b1977 100644
--- a/docbow_project/docbow/management/commands/sendmail.py
+++ b/docbow_project/docbow/management/commands/sendmail.py
@@ -5,6 +5,7 @@ import email.errors
 import email.utils
 import email.header
 import logging
+import re
 
 from django.core.management.base import BaseCommand, CommandError
 import django.contrib.auth.models as auth_models