Former Birmingham City forward James McFadden is believed to be in talks regarding a possible free transfer to Celtic.
The Scotland international, who was released from Birmingham this summer, was rumoured to be joining Wolverhampton Wanderers.
Despite training with Wolves for a number of weeks, the 28-year-old has opted for a move to Celtic Park, according to Sky Sports News.
The Glaswegian spent five years at Everton before making the switch to Birmingham.