Per Mertesacker will captain Arsenal when they kick off their Emirates Cup campaign against Napoli.
The German defender takes the armband in the absence of Thomas Vermaelen and Mikel Arteta. The Belgian centre back is injured while Arteta is on the bench for Saturday's game.
Arsène Wenger has made five changes to the side that started Arsenal's last pre-season game against Urawa Reds in Saitama last Friday.
Arsenal: Fabianski, Jenkinson, Mertesacker, Koscielny, Gibbs, Ramsey, Wilshere, Rosicky, Podolski, Gnabry, Giroud. Subs: Martinez, Sagna, Arteta, Walcott, Oxlade-Chamberlain, Akpom, Miquel, ZelalemCopyright 2015 The Arsenal Football Club plc. Permission to use quotations from this article is granted subject to appropriate credit being given to www.arsenal.com as the source 3 Aug 2013