According to German media "Ruer News", Dortmund central defender Schlottbeck is expected to return at the end of September. During the international match day, the players' injuries recovered further and the players gradually increased their training volume. Dortmund is expected to welcome the players' return at the end of September.

Schlotterbeck suffered a knee injury during training in April, when the estimated situation was that the player's recovery period would take half a year.