The PSG man knows that the magnification of the challenge lying ahead of Unai Emery’s men as they are trying to defend their title.
The French midfielder thinks that this seasons his team will face the toughest challenge despite another lose in the Ligue 1.
PSG suffered another loss under the Spaniard this season a match against Toulouse on Friday by 2-0.
Sergio Aurier was sent off by the referee after he gets a second yellow card, and gave away a penalty for his team.
Yann Bodiger scores the first goal for the Toulouse from the spot and Jimmy Durmaz scores the second one for them and the sealed their victory against them and moved ahead of them in the table.
PSG won 4 consecutive Ligue 1 title but this time the 29 year old French man thinking it will going be tough for them.
"Bravo to Toulouse, they played how they had to beat us. We played well in the first half," he told Canal+ Sport.
"Each season it's tough. This year even more so than previously. We mustn't worry, and just get back to work.
"The turning point of the game was the penalty and the sending off. With 10 men, it was more difficult.
"We're going to keep working. It's long, 38 games. This evening it wasn't a great PSG on show. The red card and the penalty contributed greatly to that."