Defoe limped off late in the game after twisting his ankle .
Allardyce will be hoping the injury is not serious and that the 33 - year - old will be fit to face Stoke City at the Stadium of Light on Saturday .
Defoe limped off late in the game after twisting his ankle , but Allardyce will be hoping the injury is not serious and that the 33 - year - old will be fit to face Stoke City at the Stadium of Light on Saturday .