The former Newcastle man has been out of contract since his spell at PSG came to end. Earlier last season he celebrated the one year anniversary of his last having played a game.
It completes a productive summer for the French club, who have showed their ambition with a string of signings.
M'Baye Niang (Torino), Hatem Ben Arfa(free), Clément Grenier (Guingamp), Damien Da Silva (free), Romain Del Castillo (Lyon), Jordan Siebatcheu (Reims) and Jakob Johansson (free) have all arrived the boost the ranks.
Ben Arfa will wear the number 18 shirt, and could be a surprise inclusion as the squad travel to Bordeaux on Sunday.
2 September 2018