Australian broadcaster Tony Jones has apologized to Novak Djokovic for comments he says were intended to be “banter” and “humor.”

The presenter at the center of Novak Djokovic’s decision to boycott on-court interviews at the Australian Open has apologized to the 24-time Grand Slam champion, saying that he “overstepped the mark.” Channel 9 presenter Tony Jones was overlooking a group of Serbian fans while recording a dispatch from Melbourne Park Friday night.

Channel 9 host Tony Jones has angered Novak Djokovic’s supporters by going rogue and sledging the Serbian superstar on a live broadcast.