Marseille put their European troubles behind them to claim a 3-0 win over Toulouse on Sunday.
Czech side Mlada Boleslav sent l'OM crashing out of the Uefa Cup in midweek, but they regrouped to move within three points of leaders Lyon.
Toulouse proved stubborn opponents, but two goals in quick succession just before the break from Taye Taiwo and Habib Bamogo broke their spirit.
L'OM went for the jugular and a goal on 49 minutes from Lorik Cana secured victory.
Nancy's good run continued with a 2-1 win over Lens. A penalty from Benjamin Gavanon set them on their way and a goal on the hour from David Sauget handed them a cushion.
Ferreyra Jussie set up a thrilling finish with a penalty 18 minutes from time, but Nancy were able to hold on.
Daniel Niculae's goal on 39 minutes handed Auxerre a 1-0 win over Nantes.
Ilan's strike on 38 minutes proved the difference between St Etienne and Paris Saint Germain, with the win lifting Les Verts to fourth in the table.