Warrington will welcome back three players on Thursday, while Zeb Taia is set to make a return for St Helens.
St Helens coach Justin Holbrook has made just one change to his side that beat Wigan Warriors last week. Taia comes in for the injured Adam Swift.
Steve Price has made three changes to his Warrington Wolves team that won at Hull Kingston Rovers last time out. Bryson Goodwin, Ben Murdoch-Masila and Ben Westwood replace Morgan Smith, Pat Moran and Ben Pomeroy.
The Super League Round 23 clash takes place at the Totally Wicked Stadium on Thursday, 7:45pm kick-off.
Saints 19-man squad: Lomax, Makinson, Morgan, Percival, Fages, Roby, Amor, Taia, Wilkin, McCarthy-Scarsbrook, Douglas, Knowles, Thompson, Peyroux, Richardson, Grace, Lees, Ashworth, Barba.
Wolves 19-man squad: Akauola, K Brown, M Brown, Charnley, Clark, Cooper, Goodwin, Hill, Hughes, G King, T King, Lineham, Livett, Murdoch-Masila, Patton, Philbin, Ratchford, Roberts, Westwood.
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