Lens beat Troyes 3-1 away from home in the seventh round of Ligue 1, recovering from a brief attempt by the hosts to fight back after conceding the opening goal.
Lens took the lead in the 13th minute when Adrian Monfray put through his own net.
Troyes responded 13 minutes later as Timothee Nkada scored to level the game and restore the contest.
The visitors regained the advantage just before half-time. Odsonne Edouard struck in the second minute of added time at the end of the first half to put Lens back in front.
Lens continued to control the match after the restart and extended their lead in the 55th minute, when Ruben Aguilar made it 3-1.
Troyes were unable to reduce the deficit during the remaining minutes as Lens secured all three points.