PSG extended their lead to 13 points at the top of Ligue 1 after winning 2-1 away at Lorient on Saturday.
Hervin Ongenda scored his first Ligue 1 goal as PSG made it eight successive league wins with a 2-1 victory at Lorient.
Caen moved up to second in Ligue 1 thanks to a 2-1 success over Guingamp at the Stade Michel d'Ornano on Saturday.
Gazelec Ajaccio recorded their first-ever Ligue 1 victory on Saturday, while Montpellier beat Bastia to move out of the bottom three.
Zlatan Ibrahimovic reached a milestone, while Monaco's woes at home continued.
Hatem Ben Arfa scored twice, including a superb solo effort, as 10-man Nice ended St Etienne's five-match winning run.