Ottawa Fire was called to a fire on 2055 Carling Ave.
Around 1:05 this morning, a female occupant of an apartment called firefighters saying that her bedroom was on fire.
When they arrived, firefighters reported seeing heavy smoke in the room.
It was quickly determined that the source of the fire was the mattress.
The fire was declared under control at around 1:20am.
There are no reported injuries and a fire investigator will not be needed for the investigation.