Four fire engines and around 25 firefighters tackled a fire at a derelict block of flats on Church Elm Lane in Dagenham.
A small part of a five roomed flat on the ground floor was damaged by the fire. There were no reports of any injuries.
Control Officers took the call at 2025 and mobilised crews from Dagenham and Barking fire stations to the scene. The incident was over for firefighters at 2150.
The cause of the fire is under investigation by the Brigade and the Metropolitan Police Service.