James Roby won’t feature in St Helens’ game against Salford on Friday after picking up a minor niggle.
As well as Roby, Danny Richardson has also dropped out of Saints’ squad. James Bentley and Jack Welsby have been added.
Meanwhile, Salford are set to hand new signing Pauli Pauli his debut after he signed on a swap deal from Wakefield Trinity that saw Junior Sa’u move in the other direction.
Alongside Pauli, Logan Tomkins is recalled to the squad. Josh Wood and Jake Bibby drop out.
Saints squad: Lomax, Makinson, Naiqama, Grace, Fages, Walmsley, Taia, Paulo, Knowles, Amor, Peyroud, Swift, Lees, Ashworth, Smith, Bentley, Coote, Costello, Welsby
Red Devils squad: Evalds, Welham, Lui, Mossop, Dudson, Jones, Griffin, Lussick, Walker, Burke, McCarthy, Nakubuwai, Tomkins, Murray, Olpherts, Sio, Inu, Pauli, Hastings