The NHL has announced that Detroit Red Wings forward Jakub Vrana is set to enter the league’s Player Assistance Program.

According to the NHL’s website, “(Vrana) will be unavailable to his Club for an indefinite period while he receives care from the player assistance program of the NHL and NHLPA.”

Vrana was previously not listed on Detroit’s roster page for what the team described as “personal reasons”. Further details of Vrana’s situation are unknown at this time.