London Wasps have been forced into a late change ahead of Sunday's game against London Welsh after openside James Haskell withdrew due to illness.
Haskell is a late casualty for the fixture and his number seven shirt is taken by Jonathan Poff with Sam Jones taking Poff's place on the bench.
London Wasps (revised): 15 Hugo Southwell, 14 Tom Varndell, 13 Andrea Masi, 12 Lee Thomas, 11 Christian Wade, 10 Nick Robinson, 9 Joe Simpson, 8 Billy Vunipola, 7 Jonathan Poff, 6 Ashley Johnson, 5 Marco Wentzel, 4 Joe Launchbury, 3 Zak Taulafo, 2 Tom Lindsay, 1 Tim Payne.
Replacements: 16 T Rhys Thomas, 17 Phil Swainston, 18 Fabio Staibano, 19 James Cannon, 20 Sam Jones, 21 Charlie Davies, 22 Tommy Bell, 23 Elliot Daly.
Date: Sunday, October 28
Kick-off: 15:00 GMT
Venue: Adams Park
Referee: Nigel Owens (Wales)
Assistant referees: Nigel Carrick, Andrew Watson
Timekeeper: John Burtenshaw