diff --git a/management/mailconfig.py b/management/mailconfig.py
index 6d53885b..ae366310 100755
--- a/management/mailconfig.py
+++ b/management/mailconfig.py
@@ -10,6 +10,8 @@
 # address entered by the user.
 
 import os, sqlite3, re
+import subprocess
+
 import utils
 from email_validator import validate_email as validate_email_, EmailNotValidError
 import idna