Lewandowski will miss PSG clash due to sprained ligaments in his right knee.
The Polish international will be out for four weeks, Bayern Munich are now set face the French champions double header without him.
Robert Lewandowski has suffered sprained ligaments in his right knee. The striker will be out for around four weeks.
Bayern Munich official Twitter handle.
The current European champions are in a quest to defend their title, but will miss out their top striker.