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.
Lucas Barrios scored a brace to reignite Montpellier's push for Europe with a 3-1 win against Reims.
Lyon moved top of the Ligue 1 table following a 5-1 comeback victory over Montpellier.
Montpellier continued their fine form to move into the top six of Ligue 1 with a 2-1 home victory over Nice.
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