Anna Kournikova confirmed today that she is leaving the NBC competition series The Biggest Loser after one season. The former tennis pro came on as a trainer to replace Jillian Michaels for the most recent 12th cycle and has appeared alongside fellow trainers Bob Harper and Dolvett Quince. Harper and Quince already are shooting the next season of the series. Here’s Kournikova’s statement released today:

“I enjoyed my time on the Biggest Loser ranch. Although I will not be returning as a full time trainer on season 13, I will always be a part of The Biggest Loser family and my commitment to bettering lives through health and fitness will continue.”