Novak Djokovic, a long-time advocate for players' rights, weighed in on the move from the organization he co-founded with other players. While the Serbian legend acknowledged the lawsuit’s intent, he also expressed some reservations about the letter.

Novak Djokovic has said that he agrees and disagrees with parts of the legal action taken by the Professional Tennis Players’ Association (PTPA), the players’ union he co-founded.

Novak Djokovic has admitted he was shocked by some of the language used in the Professional Tennis Players Association's legal battle against tennis authorities.