Paris Saint-Germain’s title defence hangs by a thread after their 1-1 draw at Rennes left them three points behind leaders Lille with only two rounds remaining.
PSG led through Neymar’s penalty seconds before halftime.
It was given after a long video review, even though it looked like Nayef Aguerd made a clean tackle in the area on left back Layvin Kurzawa.
Rennes striker Serhou Guirassy superbly headed home winger Benjamin Bourigeaud’s corner in the 70th for the equaliser.
PSG had defender Presnel Kimpembe sent off near the end for a reckless foul and could have lost for the ninth time in the league this season.
But alert goalkeeper Keylor Navas kept out Flavien Tait’s fine effort in the first minute of stoppage time.