Victor Wanyama will not recover from his calf injury in time for tomorrow's Barclays Premier League trip to Sunderland.

Full-back Calum Chambers should recover from illness, while Artur Boruc and Guly do Prado will step up their injury returns after featuring in last weekend's 1-0 victory over West Brom.

Striker Dani Osvaldo will miss out again, serving the final game of his three-match ban after being found guilty of violent conduct in Southampton's 1-1 league draw at Newcastle on December 14.

Provisional squad: Boruc, Clyne, Lovren, Fonte, Shaw, Schneiderlin, Davis, Cork, Lallana, Rodriguez, Lambert, Davis, Yoshida, Ramirez, Ward-Prowse, Do Prado, Hooiveld, Chambers, Gallagher.