Bertrand Traore struck twice but Lyon fell further behind their rivals after surrendering a two-goal lead in Sunday's 2-2 draw at Lille.
Lyon were incensed after being denied a second-half penalty as they slipped to a third straight loss in Ligue 1, with Rennes claiming a 2-0 win on Sunday.
PSG moved 11 points clear at the top of Ligue 1 after beating Lille 3-0 on Saturday, as Montpellier moved up to sixth.
Crystal Palace have made an offer worth up to £16m for Ibrahim Amadou but Lille are now refusing to sell the defender, Sky Sports News understands.
A third Premier League club has joined West Ham and Crystal Palace in trying to sign Lille's midfielder Ibrahim Amadou, according to Sky sources.
West Ham have made an enquiry to Lille for their captain Ibrahim Amadou, Sky Sports News understands.
Marseille and Monaco could not be separated as they fought out a competitive 2-2 draw in Ligue 1.
Crystal Palace have had a loan offer with an option to buy for Ibrahim Amadou dismissed out of hand by Lille, say Sky sources.
All you need to know about Boubakary Soumare, the £35m-rated midfielder wanted by Manchester City.
Lille are expecting Manchester City to bid for 18-year-old midfielder Boubakary Soumare, according to Sky sources.
All the latest news from around Europe as Inter Milan are linked with a move for Tottenham winger Erik Lamela.
Nantes missed the chance to close the gap on Ligue 1's top four after a 1-0 home defeat to Bordeaux left them without a win in three matches.
Neymar scored four times as Paris Saint-Germain thumped Dijon 8-0 in Ligue 1 on Wednesday night.
Florian Thauvin scored his ninth goal of the season but also missed a penalty as Marseille cruised to a 3-0 victory at Rennes on Saturday.
Everton are considering a move for Lille defender Adama Soumaoro, as Sam Allardyce looks to bolster his squad in January.
Crystal Palace have renewed their interest in Lille defender Ibrahim Amadou and have made a £16m bid, according to Sky sources.
Neymar scored twice as 10-man Paris St Germain asserted their dominance over reigning Ligue 1 champions Monaco with a 4-1 victory at Rennes.
Lille have parted company with coach Marcelo Bielsa following his suspension, the Ligue 1 strugglers have announced.
Runaway Ligue 1 leaders Paris Saint-Germain got back to winning ways with a 3-1 victory over struggling Lille.
Paris Saint-Germain surrendered their unbeaten Ligue 1 record when they slumped to a 2-1 defeat at Strasbourg on Saturday.
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