{% load i18n %} Hello, someone registered to {{ site }} and specified this EMail address. If this is correct, please follow this link to activate the account: http://{{ site|slice:":-1" }}{% url 'registration_activate' activation_key=activation_key %} In case you didn't register, please ignore this Mail. The account will be deleted in {{ expiration_days }} days and you will not receive any more mail from us. Regards, someone running a mumble-django Site.