Lucas Hernandez sustained an adductor problem during Bayern Munich's 5-0 demolition of Fortuna Dusseldorf, manager Hansi Flick has confirmed.
In the only change from the Bayern side that beat title rivals Borussia Dortmund 1-0 on Tuesday, with Hernandez replacing Jerome Boateng in the centre of defence.
It was the France international's second start in all competitions this year, having spent three months out with an ankle ligament injury he suffered in October.
Editors' Picks
Hernandez - an €80 million (£68m/$90m) signing from Atletico Madrid ahead of the 2019-20 season - was replaced by Michael Cuisance at half-time on Saturday as Bayern held a 3-0 lead, with Joshua Kimmich moving to centre-back.