The 19th round match pitted Lyon against Nice at Charlemagne.
The Eagles secured a valuable victory to come within two points of the Lions, who were defeated at home.
The outcome was uncertain after 40 minutes with a tied score (2-2), but Nice finished strong with a goal while shorthanded, then with a man advantage, before sealing it with an empty-net goal. Final score: 5-2.
Nice goalscorers: R Carpentier (I period), P Hrehorcak (II period), M Macejko, M Pahoko, M Matis (III period).
Nice will host Angers on Tuesday at Jean Bouin.