diff --git a/mail_activity_done/i18n/mail_activity_done.pot b/mail_activity_done/i18n/mail_activity_done.pot
index 7b91cea..78036de 100644
--- a/mail_activity_done/i18n/mail_activity_done.pot
+++ b/mail_activity_done/i18n/mail_activity_done.pot
@@ -27,6 +27,7 @@ msgstr ""
 
 #. module: mail_activity_done
 #: model:ir.model.fields,field_description:mail_activity_done.field_mail_activity_mixin__activity_ids
+#: model:ir.model.fields,field_description:mail_activity_done.field_mailing_mailing__activity_ids
 #: model:ir.model.fields,field_description:mail_activity_done.field_res_partner__activity_ids
 #: model:ir.model.fields,field_description:mail_activity_done.field_res_users__activity_ids
 msgid "Activities"