Paris Saint-Germain forward Kylian Mbappe could be set to miss his side's Aug. 12 Champions League match against Atalanta after the club announced he will be out three weeks with an ankle injury.

"As announced after the final of the Coupe de France against Saint-Etienne, Kylian Mbappe underwent further examinations to on his injured right ankle," the club said in a statement on Monday.

"The results of today's scan confirmed an ankle sprain with damage to the external ligament. The player is expected to be sidelined for approximately three weeks."