diff --git a/addons/sms/wizard/send_sms.py b/addons/sms/wizard/send_sms.py
index 25fa0828934..7aa76205a9f 100644
--- a/addons/sms/wizard/send_sms.py
+++ b/addons/sms/wizard/send_sms.py
@@ -3,7 +3,7 @@
 import logging
 
 
-from odoo import api, fields, models
+from odoo import api, fields, models, _
 from odoo.exceptions import UserError
 from odoo.addons.iap.models import iap