( CNN ) -- Barcelona warmed up for their crucial last-16 Champions League second-leg tie against AC Milan on Tuesday with a 2-0 win over Deportivo La Coruna in La Liga on Saturday . The Catalans made seven changes from the team which lost 2-1 to Real Madrid last weekend as they look ahead to more important tasks next week -- overturning the Italian giant 's 2-goal advantage from the first leg at the San Siro . Alexis Sanchez put Barcelona in front seven minutes before the break rising to head home Daniel Alves ' cross from the right . The second half was tight with Barcelona dominating possession but unable to unlock Deportivo 's defense . The decisive second goal came deep into the half when Lionel Messi ( who came on as a second-half substitute ) bagged his 17th consecutive league goal in the 88th minute , deftly putting the ball over goalkeeper Aranzubia . It wrapped up three points for the league leaders and stretches their lead to 14 points ahead of second-place Atletico Madrid 's match against Real Sociedad on Sunday evening . Third-place Real Madrid travel to Celta de Vigo in Sunday 's other evening fixture . In the other La Liga games played Saturday , Valledolid held fourth-placed Malaga to a 1-1 draw , while Real Vallecano move up to eighth after a 2-0 win against Espanyol . In France 's Ligue 1 , Paris St Germain came from a goal down to beat Nancy 2-1 at Parc des Princes on Saturday . Swedish striker Zlatan Ibrahimovic scored a brace to take his tally of league goals to 24 this season and give the league leaders a five-point lead ahead of second-placed Lyon 's match against Marseille on Sunday . Meanwhile in Serie A 's only Saturday fixture , Udinese and Roma drew 1-1 .
Barcelona warm up for crucial Champions League tie with 2 - 0 win over Deportivo La Salle . Barcelona need to overturn a 2-goal deficit against AC Milan in second leg of last-16 Champions League tie . Zlatan Ibrahimovic scores twice to rescue Paris Saint Germain against Nancy in Ligue 1 . In Serie A , Barcelona and Roma play out 1 - 1 draw .