Jonny Hayes has been ruled out of the Boxing Day clash against St Mirren as the Celtic star recovers from a shoulder injury.
The versatile Hoops man missed the 2-1 win over Aberdeen as Boli Bolingoli returned to the side.
And the Irishman still remains on the sidelines and faces a battle to be fit for the derby against Rangers on Sunday.
Mohamed Elyounoussi will also miss the trip to Paisley as he remains out until 2020 as he struggles with a foot problem.
Hatem Abd Elhamed is recovering from an abductor problem but the St Mirren clash comes too soon for him and Jozo Simunovic and Daniel Arzani are both out with knee injuries.
St Mirren manager Jim Goodwin has an unchanged squad for the visit of Premiership leaders Celtic.
Defender Paul McGinn and midfielder Sam Foley returned to the team on Saturday.
Defenders Gary MacKenzie and Kirk Broadfoot remain out along with midfielder Kyle McAllister.
St Mirren provisional squad : Hladky, P McGinn, Waters, McLoughlin, Magennis, S McGinn, Flynn, Foley, Andreu, Djorkaeff, MacPherson, Durmus, Mullen, Morias, Obika, Cooke, McMaster, Jamieson, Lyness.
Celtic provisional squad : Forster, Frimpong, Bauer, Bolingoli, Taylor, Ajer, Jullien, Bitton, Brown, McGregor, Christie, Rogic, Ntcham, Forrest, Johnston, Edouard, Bayo, Griffiths, Morgan, Gordon.
