@mahryekuh Adding it to settings.py - https://github.com/developersociety/django-template/blob/57b63bb25450ed6b78951fa5ba174bc8f46e39d0/%7B%7Bcookiecutter.project_slug%7D%7D/project/settings/base.py#L189
Although, just playing around with the code - it might not be a case of *where* it gets imported. Just tried changing it to `BLANK_CHOICE_DASH` - it doesn't override it, but `BLANK_CHOICE_DASH[0]` does.