Elliot Williams will need to undergo surgery to repair a torn left Achilles tendon.

Williams, 23, sustained the injury during voluntary workouts at the team’s Practice Facility on Tuesday. A date for the surgery has not been set.

During his NBA career, Williams has averaged 3.7 points (50.0% FG), 0.8 rebounds, 0.3 assists, 0.25 steals and 6.2 minutes in 24 games.