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Dundee United defender Gavin Gunning is still fighting to return from a shoulder injury which has kept him out the last two games.
Garry Kenneth and Johnny Russell are both doubts while Willo Flood is nursing a knock from the midweek defeat by Rangers.
Milos Lacny (knee) remains on the sidelines.
Mikael Lustig is set to start for Celtic in Sunday's clash with United.
Manager Neil Lennon, who was named SPL Manager of the Month for April, is looking to give the Sweden international defender some game time before he goes off to the European Championships in the summer.
Lennon, who made seven changes for the 1-0 home win over St Johnstone last night, will tinker with his side again but midfielder Ki Sung-yueng (hamstring) and winger James Forrest (ankle) are still out.
Dundee United (from): Pernis, Dillon, Kenneth, Gunning, Neilson, Dixon, Flood, Rankin, Robertson, Mackay-Steven, Russell, Daly, Ryan, Armstrong, Watson, Dow, Swanson, Douglas, Banks.
Celtic (from): Zaluska, Cha, Kelvin Wilson, Rogne, Izaguirre, McGeouch, Hooper, Wanyama, Ledley, Commons, Ibrahim, Bangura, Stokes, Forster, Brozek, Lustig, Blackman, Samaras, Loovens, Mulgrew.
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