Real, brimming with confidence after their statement Champions League win at Manchester City midweek, sit comfortably on top of LaLiga on 78 points, ahead of Barca on 70 and Girona on 65
Making his first start for the French team, the Argentine forward hit the woodwork but was otherwise far from his brilliant best alongside the hugely disappointing Neymar and Kylian Mbappe, who set up Ander Herrera for PSG's first-half opener before being replaced injured after the break.
Brugge, who levelled before halftime through Hans Vanaken, were more aggressive and had the best chances against a PSG side lacking quality and defensive focus.
The result left PSG and Brugge trailing Group A leaders Manchester City by two points after the Premier League champions crushed RB Leipzig 6-3.