Thomas Tuchel has confirmed Adrien Rabiot is not available for selection due to his contract stand-off at Paris Saint-Germain.
Rabiot has refused to sign a new deal at the Parc des Princes and, as it stands, will leave on a free transfer at the end of the season.
PSG president Nasser Al-Khelaifi is reportedly furious at the stance taken by the France midfielder and ordered he train with the reserves, ruling him out of contention for the first-team squad.
Speaking ahead of Saturday's Ligue 1 clash with rock-bottom Guingamp, Tuchel said: "I have to prepare my team for Guingamp and it will be a team without Adrien Rabiot.