Granit Xhaka will start against his former club Basel.
The Swiss midfielder steps into the team in place of the injured Francis Coquelin, and will partner Santi Cazorla.
David Ospina starts in goal, and the team is otherwise unchanged from our 3-0 win over Chelsea.
Alexis spearheads the attack, flanked by Alex Iwobi and Theo Walcott.
Jeff Reine-Adelaide has been named on the substitutes bench, as have Gabriel, Lucas and former Basel midfielder, Mohamed Elneny.
Arsenal team: Ospina, Bellerin, Mustafi, Koscielny, Monreal, Cazorla, Xhaka, Walcott, Ozil, Iwobi, Alexis.
Arsenal substitutes: Cech, Gabriel, Gibbs, Elneny, Reine-Adelaide, Oxlade-Chamberlain, Lucas.
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