Real Madrid defender Antonio Rüdiger is expected to be out of action for up to two months, sources have told ESPN, after undergoing knee surgery on Tuesday.

MADRID (AP) — Real Madrid defender Antonio Rüdiger underwent knee surgery on Tuesday and is expected to miss the rest of the season. Madrid said Rüdiger successfully underwent surgery on a meniscus tear in his left knee and will begin “his recovery process shortly.” The club did not give a timeline for his return.

The Real Madrid defender, Antonio Rüdiger, has been suspended for six matches for improper conduct during the Spanish Cup final against Barcelona. He threw an ice cube towards the referee and made aggressive gestures.