Burnley defender Nathan Collins could come back into contention after recovering from an unspecified injury.
Maxwel Cornet awaits his debut but this game comes too soon for Connor Roberts, Kevin Long and Dale Stephens.
Arsenal are cautiously managing Thomas Partey, who returned from injury last week and may again be on the bench.
Granit Xhaka remains suspended, while Mohamed Elneny and Rob Holding are still out with respective hamstring and knee problems.
LAWRO'S PREDICTION
Sean Dyche's new contract is great news for Burnley. They need him more than ever this season if they are going to stay up.