Jan Siewert promised Huddersfield Town fans the team will "come back stronger" after their relegation from the Premier League was confirmed on Saturday.
The Terriers suffered a 2-0 loss away at Crystal Palace and with Burnley and Southampton both victorious, the Yorkshire club are now certain to be playing in the Championship next season.
They had appeared on course to pick up a point on their travels until Juninho Bacuna's ill-judged tackle on Wilfried Zaha allowed Luka Milivojevic to open the scoring from the penalty spot in the 76th minute.