Nice became the latest side to upset big-spending Paris St. Germain as it completed a 2-1 victory over Carlo Ancelotti's side Saturday.
Zlatan Ibrahimovic appeared to have earned the capital side a draw in the 82nd minute, six minutes after Eric Bautheac had given Nice the lead.
However, Valentin Eysseric's impressive right-footed volley won it for Nice, inflicting a first away defeat of the season for PSG.
A late free kick from Rafael Dias meant Bordeaux dropped what could be two vital points in its pursuit of Champions League football after it drew 2-2 with relegation-threatened Sochaux.
A Loic Poujol strike had put the visitors in front at the Stade Jacques Chaban-Delmas before a Jerome Roussillon own goal brought the hosts level.
A second-half strike from Yoan Gouffran put Francis Gillot's side in front against his old club.
However, Dias popped up with just three minutes from time to earn a point for Sochaux, which dropped into the bottom three, while Bordeaux is now sixth, just one point off the Champions League places.
Valenciennes climbed to fifth as Foued Kadir's early goal saw off Reims 1-0.
Kadir struck after only six minutes to settle the encounter at the Stade Nungesser in the hosts' favor, despite the visitors dominating thereafter.
Nancy's winless run was extended to 15 games as it remained rooted to the bottom of the table following a 1-1 draw at Evian.
Brice Dja Djedje's clever finish sent Evian ahead just before halftime but Nancy, without a league win since the opening day, clawed itself back into the contest through Yohan Mollo five minutes after the restart.
Lille and Bastia played out a dour 0-0 stalemate at the Grand Stade Metropole.