Stuntman John Bernecker, passed away this past Thursday after being seriously injured on the set of The Walking Dead.

According to Variety, Bernecker fell more than 20 feet onto a concrete floor on Wednesday. The stuntman suffered head injuries and was immediately rushed to an Atlanta hospital, where he was in intensive care until Thursday night when he passed.

The production stopped temporarily after Bernecker was injured.

In a statement, AMC said, “We are deeply saddened by this loss and our hearts and prayers are with John’s family, friends and colleagues during this extremely difficult time.”

Bernecker was a 33-year-old stuntman who participated in movies like Logan, The Hunger Games: Catching Fire and the upcoming Black Panther.