Two-time Wimbledon champion Petra Kvitova was attacked by a knife wielding intruder at her home on Tuesday, The Guardian reported.

Kvitova, suffered an injury to her left hand and has been treated by doctors, the player’s spokesman, Karel Tejkal, was quoted as saying by Guardian.

According to Tejkal, the incident occurred on Tuesday morning in the town of Prostejov in Czech Republic.

Tejkal said the intruder appeared to have entered the home with an intention of robbery. He added that Kvitova’s injuries were not life-threatening.

The 26-year-old is ranked 11 in the world and won Wimbledon in 2011 and 2014.