Showing KM distance not miles

[d2too]

Hi,
I have setup your travel time template as below but the distance is not miles, they appear to be in KM even thou I have the units set to mi.
is there an option somewhere else I need to change?

name: Daves Travel time
unit: mi
columns:
- from
- to
- duration
- distance
- icon
destinations:
- entity: sensor.waze_travel_time_2
origin: device_tracker.14_pro
to: Travel to Home
- entity: sensor.waze_travel_time
origin: device_tracker.14_pro
to: Travel to work
- entity: sensor.to_mums
origin: device_tracker.14_pro
to: To Mums
- entity: sensor.to_stephs
origin: device_tracker.14_pro
to: To Stephs