Leicester boss Claudio Ranieri is likely to make a number of changes to the side that drew 2-2 with Stoke at the weekend.
Forward Joe Dodoo - who scored a hat-trick against Bury in the previous round - will make his home debut.
West Ham will be without Michail Antonio as the winger is cup-tied having already played in this season's competition for Nottingham Forest.
Carl Jenkinson is a doubt after limping off in the win at Manchester City
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