Big serving South African Kevin Anderson, has been ruled out of the 2017 Australian Open due to a hip injury.
The world No.67 has confirmed on Sunday on Twitter he will miss the first Grand Slam of the year as he continues his rehabilitation from the injury.
He will be replaced in the men's singles draw by Chung Hyeon.
"Unfortunately I've just made the very tough decision to withdraw from the Australian Open this year," Anderson wrote.
"I am still recovering from an injury sustained last year, but things are looking much better and I will be back in competition soon."