Lille has undergone several changes this season, with the club making some significant improvements to their defense. The team has implemented a new system that focuses on defensive stability and has been successful so far.

One of the key changes for Lille is the addition of new defenders. The club has brought in players who have experience at the highest level of football, such as Mathieu Debuchy and Jules Kounde. These players bring a lot of technical ability and leadership to the team, which has helped them improve defensively.

Another change for Lille is the introduction of a new system that emphasizes defensive solidity. The team has implemented a 5-4-1 formation, which allows them to be more flexible on the pitch. This system also helps to distribute the ball better and create more chances for the attackers.

The changes have paid off for Lille, who currently sit second in the French league table. They have only conceded three goals in their last six matches, which is one of the best records in the league. Their defense has been solid, with goalkeeper Hugo Lloris performing well in goal.

Overall, Lille's defensive improvements have been crucial to their success this season. With these changes, the team has shown that they can compete at the top level of French football, and they will be looking to continue their progress in the coming months.