Witnesses are being sought by police after a deliberate fire in Three Holes.
The incident happened between 3.45am and 4.45am on Tuesday 15 October at a property on Main Road.
Offender(s) have pushed a pile of building rubbish up to the property, which is currently being renovated, and set it alight. The fire caused serious damage to the building.
Police are keen to speak to anyone who may have further information about this incident or who may have witnessed anyone suspicious in the area around the time.
Anyone with information should contact PC Richard Allen at Downham Market Police Station on 101 or call Crimestoppers anonymously on 0800 555 111.