The 18-year-old will remain with Les Verts until 2018.
The Ivorian is currently at Ligue 1 side Saint-Etienne.
The Saint Etienne skipper has admitted the North London side spoke with his agent before Christmas, but a deal now seems unlikely.
The 29-year-old has admitted that the North Londoners have been in touch but confessed that his future is unclear.
On-loan Chelsea defender Kurt Zouma and his Saint Etienne teammates were undone by a Zlatan Ibrahimovic masterclass in their match with PSG yesterday.
Deutsche Bank and Saint-Etienne, a centuries-old town in France’s Massif Central region, settled a four-year-old 'toxic' loan spat this week. But the town’s woes aren’t over as other banks aren’t playing ball, its mayor said.
Chelsea are expected to confirm the capture of Kurt Zouma from Saint Etienne before the 11pm deadline this evening.
Chelsea are allegedly attempting to bring Zouma to Stamford Bridge but how does he compare to Manchester City, Arsenal & Tottenham Hotspur's defence?
Josuha Guilavogui could be set to return to Saint-Etienne after struggling with new club Atletico Madrid.
AS Saint Etienne have a player that Arsenal want, who have a player that Saint Etienne want.