Rangers fans have been told their numbers may be limited to just 750 for the trip to face Borussia Dortmund.
The Europa League draw threw up a mouth-watering clash with the Bundesliga giants, with supporters dreaming of a trip to the 81,000-seater Westfalenstadion.
However, the omicron Covid-19 variant has seen Germany impose new restrictions on mass events, with authorities limiting visiting numbers to just 750.