Mikel Arteta takes charge of his first game as Arsenal head coach.
Former interim boss Freddie Ljungberg has retaken his role as assistant coach. Last week the Swede revealed Mesut Ozil would have been dropped regardless of his ankle injury. Ozil is fit again and could feature at the Dean Court.
Emile Smith Rowe, Bukayo Saka and Gabriel Martinelli could all maintain their places in the starting XI, while Pierre-Emerick Aubameyang is expected to lead the line for the Gunners.
Calum Chambers is suspended after picking up his fifth yellow card, but Hector Bellerin and Dani Ceballos might return after thigh injuries.
As for the hosts, Bournemouth will be without Diego Rico for the Boxing Day fixture.
Eddie Howe has confirmed that Nathan Ake remains sidelined by hamstring trouble.