Arsenal defender Takehiro Tomiyasu is available again after suspension.
Gabriel Jesus could feature again after making a cameo substitute appearance last weekend on his return from injury.
Manchester United's Raphael Varane is set for "a few weeks on the sidelines" after picking up an injury.
Tyrell Malacia, Mason Mount and Luke Shaw remain out but new signing Rasmus Hojlund is in full training after a back problem and could be part of the matchday squad for the first time.
MATCH FACTS
Head-to-head
- Arsenal have won four and drawn one of their last five home league games against Man Utd, including the last two.