Paris St-Germain and Brazil defender Thiago Silva has lamented his side's lack of concentration and consistency this season. Les Parisiens are third in Ligue 1, four points behind leaders Lyon, following a 4-2 win over Evian on Sunday at the Parc des Princes. Silva told reporters: 'The side struggles to play well for the full 90 minutes . Thiago Silva  (right) battles for possession with Evian's Nicolas Benezet during PSG's 4-2 win . Silva breaks free of Modou Sougou as the defender surges forward . 'Against Bastia we didn't play well after the half-time break. This time, it was before half-time. It's clearly a problem of concentration. We aren't playing as well as last season.' He added: 'We are all discussing the problem to find a solution.' PSG had been tipped to retain the Ligue 1 title comfortably this season after last year's runners-up AS Monaco sold off key players such as James Rodriguez to work within new financial constraints. Instead, they find themselves trailing Lyon and Marseille, despite having finished 28 and 29 points respectively ahead of them last term. Marco Verratti (left) outpaces Evian's Clarck Nsikulu (right) Maxwell (right) jumps highest to meet the ball ahead of Evian's Daniel Wass (left) David Luiz (left) fights for the ball with Nsikulu (right) Laurent Blanc says that his side are 'very average in certain departments' Head coach Laurent Blanc suggested that his team 'were very average in certain departments' after the game with Evian, which meant they 'couldn't dominate the match entirely, like we used to do last season. 'But we won, and that's the main thing, because victory was imperative. We need to be more clinical in front of goal, more aggressive. We sometimes looked for the easy option against a very good Evian side.' PSG's Swedish forward Zlatan Ibrahimovic takes on two Evian defenders . Uruguay striker Edinson Cavani celebrates his goal after scoring for PSG . Verrati (centre) dribbles himself into space in midfield . David Luiz celebrates scoring against Evian on Sunday .
Thiago Silva says PSG struggle to play well for 90 minutes .
PSG have been falling short of expectations this season .
They beat Evian 4-2 on Sunday .
Les Parisiens are currently third in the Ligue 1 table .
Paris St-Germain and Brazil defender Thiago Silva has lamented his side's lack of concentration and consistency this season. Les Parisiens are third in Ligue 1, four points behind leaders Lyon, following a 4-2 win over Evian on Sunday at the Parc des Princes. Silva told reporters: 'The side struggles to play well for the full 90 minutes . Thiago Silva  (right) battles for possession with Evian's Nicolas Benezet during PSG's 4-2 win . Silva breaks free of Modou Sougou as the defender surges forward . 'Against Bastia we didn't play well after the half-time break. This time, it was before half-time. It's clearly a problem of concentration. We aren't playing as well as last season.' He added: 'We are all discussing the problem to find a solution.' PSG had been tipped to retain the Ligue 1 title comfortably this season after last year's runners-up AS Monaco sold off key players such as James Rodriguez to work within new financial constraints. Instead, they find themselves trailing Lyon and Marseille, despite having finished 28 and 29 points respectively ahead of them last term. Marco Verratti (left) outpaces Evian's Clarck Nsikulu (right) Maxwell (right) jumps highest to meet the ball ahead of Evian's Daniel Wass (left) David Luiz (left) fights for the ball with Nsikulu (right) Laurent Blanc says that his side are 'very average in certain departments' Head coach Laurent Blanc suggested that his team 'were very average in certain departments' after the game with Evian, which meant they 'couldn't dominate the match entirely, like we used to do last season. 'But we won, and that's the main thing, because victory was imperative. We need to be more clinical in front of goal, more aggressive. We sometimes looked for the easy option against a very good Evian side.' PSG's Swedish forward Zlatan Ibrahimovic takes on two Evian defenders . Uruguay striker Edinson Cavani celebrates his goal after scoring for PSG . Verrati (centre) dribbles himself into space in midfield . David Luiz celebrates scoring against Evian on Sunday .
consistency this season. Les Parisiens are third struggles to play well for the full 90 minutes . Thiago Silva  (right) battles for possession with to retain the Ligue 1 title comfortably this Luiz celebrates scoring against Evian on Sunday .