1000 extra tickets have been made available by the Spanish club, making 4000 in total offered to the travelling Dons support.
An Aberdeen FC spokesman said today: "Aberdeen Football Club have been notified this morning by Atletico Madrid that additional tickets have been made available for Aberdeen supporters.
"A ticket office located on the North Side of the Stadium will be opened for Aberdeen FC supporters. Around 1.000 tickets will be put on sale."
The tickets will be in a special enclosed seated area in the North side of the stadium.
The briefs will go on sale on Wednesday 28th November, from 11am to 2pm and from 5pm to 8pm, and on match day from 11am until kick-off at the stadium ticket offices at Vicente Calderon.