“I have spoken to the team, we need to bring some consistency in our performances, but there are times when it is more difficult,” Gaultier told a news conference on Tuesday.
PSG will also be without midfielder Marco Verratti, who is suspended after picking up a straight red card on Sunday just 14 minutes after coming on as a second-half substitute.
“We have to rediscover the right formula in midfield. We need more density and more fluidity,” explained Gaultier.
“We need more rigor and (we) should put in more effort collectively. We used to do that in the first months of the season. Everyone needs to look at their own performance and what they are doing for the team “
Against Reims, Kylian Mbappé, Neymar and Lionel Messi started together for the first time this year but barely defended, leaving the team split in two and weakened at the back.