Wasps make four changes for the visit of Exeter in the Premiership.
Dan Frost makes his first start at hooker as Robin Hislop and Jeff Toomaga-Allen come in either side of him while Jimmy Gopperth comes back in after an injury to Sam Spink.
Exeter make two changes from the side which crushed Worcester last week.
Jack Nowell returns from injury on the wing in place of Tom O'Flaherty while Ryan McCauley makes his full debut at lock in place of Will Witty.
Wasps: Watson; Kibirige, Le Bourgeois, Gopperth, Bassett; Umaga, Robson; Hislop, Frost, Toomaga-Allen, Fifita, Stooke, Shields (capt), Young, T Willis.
Replacements: Harrison, Harris, Scholtz, Cardall, Carr, Hougaard, Simonds, Crossdale.
Exeter: Hogg; Nowell, Slade (capt), Hendrickson, Cordero; H Skinner, Maunder; Hepburn; Cowan-Dickie, Williams, McCauley, Hill, Ewers, Capstick, S Simmonds.
Replacements: Yeandle, Keast, Nixon, Witty, Armand, Hidalgo-Clyne, J Simmonds, O'Flaherty.
Referee: Wayne Barnes (RFU).
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