A fire broke out at a Peterborough business on Wednesday morning.
Around 8 a.m. firefighters were called to a business on Rye Street after an employee in one of the other units arrived to work and found smoke in the building.
Firefighters worked to find the source of the smoke and knocked down a fire in an neighbouring unit.
City police, the Office of the Ontario Fire Marshal and Peterborough Fire Services are investigating the cause of the fire.
A damage estimate has yet to be released.