Kingston CIB is investigating a suspicious structure fire that occurred about 10pm last night at an address on the Huon Highway south of Maxfields Road, Franklin.

No one was injured in the fire, although a heritage listed wooden shed worth about $15,000 was destroyed.

Anyone who saw anything suspicious in the area or has any information should call Kingston CIB on 131444 or anonymously through Crime Stoppers on 1800 333 000 or online via www.crimestopperstas.com.au.