The champions surrendered a two-goal lead last week against Bruno Labbadia, but can afford no such slip-ups against against one of Bundesliga\'s in-form sides.Wolfsburg are expected to name an unchanged side from the one that beat Hertha Berlin 4-1 in the German capital last week, with Josue retaining his place above Petr Jiracek, and Patrick Helmes starting up front alongside Mario Mandzukic.Chris and Bjarne Thoelke will be missing at the back due to a thigh and tendon problems respectively, while Thomas Hitzlsperger and Slobodan Medojevic remain sidelined.Jurgen Klopp is set to make one change from the team that drew 4-4 with Stuttgart last Friday. After another good performance, Ilkay Gundogan should retain his place in midfield ahead of Sebastian Kehl, who will make way for Sven Bender, who is back to full fitness.Meanwhile, Mario Gotze is expected to make his long-awaited comeback this week-end, but only for the club\'s reserve ranks, and will accordingly miss the Wolfsburg clash. Felipe Santana remains sidelined, as does Julian Koch, who returned to training this week for the first time in over a year.