Jesus Perez defended Kylian Mbappe after the Paris Saint-Germain star fired another blank as the Ligue 1 champions overcame Angers 1-0 to move top of the table.
Layvin Kurzawa's goal with 20 minutes remaining saw PSG edge Angers at Stade Raymond Kopa on Saturday, leapfrogging rivals Lyon in the process, though Rudi Garcia's side can return to the summit by topping Metz on Sunday.
PSG are six games unbeaten in Ligue 1, while the titleholders have kept 12 clean sheets this season – more than any other team in the top-five European leagues.