Worcester Firefighters were called to All Star Liquors on Lincoln Street around 1:30 this morning for a report of a building fire.
Engine 8 arrived to find smoke showing from the single story commercial occupancy.
Crews had a hard time gaining entry due to a metal roll up door and bars on the windows.
Companies made an aggressive attack on the fire extinguishing it quickly.
Firefighters remained on scene for a while extinguishing hot spots and checking for extension.
One firefighter suffered minor injures during the fire. He was transported to a local hospital for evaluation.