Saint-Etienne have gone level with fifth-placed Lyon with a 4-1 win away at Caen.
The visitors went ahead when Aurelien Montaroup put the ball past his own keeper after 39 minutes.
Pierre-Emerick Aubamyang made it two in the 60th minute, before Max Gradel put the game beyond doubt ten minutes later.
Livio Nabab scored a 71st-minute consolation goal for Caen before Aubamyang notched his second of the game.