Clarck N'Sikulu's late goal earned Evian a 1-0 victory against Montpellier and boosted their survival chances.
PSG went top of Ligue 1 for the first time this season after title-rivals Lyon lost 2-1 at home to 10-man Nice on Saturday.
Ivory Coast winger Max-Alain Gradel scored for the fourth straight match as Saint-Etienne secured a 3-2 win at struggling Metz.
Nantes eased their relegation concerns with a 2-1 win over an Evian side who are still very much in trouble.
Monaco maintained their push for a Champions League spot with a comfortable 3-1 win at Evian.
Evian's revival continued as Clarck N'Sikulu's goal earned them a 1-0 victory over Lorient in Ligue 1.
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