Wojciech Szczesny will again be in goal for Arsenal the FA Cup third-round replay at Leeds United as Lukasz Fabianski remains sidelined with a shoulder problem.
Right-back Bacary Sagna is available after completing a three-match ban and winger Tomas Rosicky is expected back after a virus.
Midfielder Aaron Ramsey could make his first Gunners appearance since recovering from a broken leg, while Nicklas Bendtner may get another chance in attack.
Defender Sebastien Squillaci (hamstring), midfielder Abou Diaby (calf), goalkeeper Manuel Almunia (ankle) and centre-back Thomas Vermaelen (Achilles) remain out.
Provisional squad: Szczesny, Gibbs, Djourou, Koscielny, Sagna, Fabregas, Denilson, Wilshere, Ramsey, Arshavin, Bendtner, Shea, Eboue, Song, Nasri, Van Persie, Clichy, Walcott, Vela, Chamakh, Miquel,
* Click here for latest Leeds United news.
* Click here to watch the latest edition of our Leeds United preview programme The Boot Room.
* Click here to visit the Leeds United webchat page.
* Click here to take a trip down memory lane with our Leeds United action replay.
* Click here for read the latest views and opinions of our Leeds United columnists.
* Click here for round up of Leeds United's 10th anniversary fans remembrance coverage.