Bastia missed out on a fourth successive Ligue 1 win after drawing 1-1 with Caen.
PSG are on the brink of winning the Ligue 1 title after Caen stunned Lyon 3-0 on Saturday, while Metz were relegated.
The Ligue 1 title is almost in Paris St Germain's hands after Caen stunned Lyon 3-0 on Saturday.
Montpellier's hopes of muscling in on a European place were all but extinguished after a goalless draw against Rennes.
Top scorer Alexandre Lacazette continued his superb form for Lyon, who took top spot in the table after beating Evian.
Caen put a second point between themselves and the Ligue 1 relegation zone after a 1-1 draw with Nice.