Police are calling on the public for information following a suspected arson in Castleton Street.
Emergency services were alerted to the Middleleaze incident by fire crews at approximately 2am on 22nd December.
The blaze is believed to have started around 1.45am, but fortunately, no injuries have been reported.
Officers from Wiltshire Police have since been conducting house-to-house enquiries and reviewing CCTV footage in the area. A cordon remains in place around the property as investigations continue.
If you witnessed anything suspicious or have any details that could aid the investigation, please contact Wiltshire Police on 101, referencing crime number 54240150749.
Alternatively, information can be shared anonymously via Crimestoppers by calling 0800 555 111.
