Rivaldo Coetzee would have signed for Celtic if it wasn't for a failed medical this summer.
Pedro Caixinha was determined to bring Ghanaian defender Rashid Sumaila to Rangers - but he could now join Celtic instead.
No player has ever won a cap for Ghana while playing their club football at Celtic.
Newcastle United are linked with the Ghana international.
Celtic and Wolverhampton Wanderers are reportedly interested in the 24-year-old.
Rashid Sumaila's fine form for Kuwaiti outfit Al Qadsia has interested Newcastle United and Celtic amongst others.
Leeds United wanted Danny Batth in the summer and his place could be under threat again at Wolves despite some impressive recent displays.
Rangers were close on signing Pedro Caixinha's former player Rashid Sumaila but now Wolverhampton Wanderers appear to be leading the chase.
Rangers wanted Rashid Sumaila over the summer, but Wolverhampton Wanderers now appear to be plotting their move.
Rangers have reportedly abandoned their interest in Rashid Sumaila.