Wales suffered a late blow hours before kick-off against Fiji as Tomas Francis was forced to withdraw.
Francis will be replaced in the starting XV by WillGriff John, who made his Wales debut from the bench against South Africa last weekend.
Ospreys tighthead Francis suffered a concussion in training on Friday and is now a doubt for the final game against Australia, depending on how he progresses over the coming week.
Dillon Lewis comes onto the bench for Sunday afternoon's match.
Wales v Fiji kicks off at 3.15pm. You can follow it live here.
Wales team to face Fiji: Liam Williams; Alex Cuthbert, Josh Adams, Johnny Williams, Louis Rees-Zammit; Dan Biggar, Kieran Hardy; Rhys Carre, Ryan Elias, WillGriff John; Will Rowlands, Adam Beard; Ellis Jenkins, Thomas Young, Taine Basham.
Reps: Bradley Roberts, Gareth Thomas, Dillon Lewis, Christ Tshiunza, Seb Davies, Tomos Williams, Callum Sheedy, Nick Tompkins.
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