Read the comments from Director of Operations James Mason here.
500 extra tickets could become available for Bradford City's huge FA Cup game on Sunday.
Premier League Sunderland are the visitors to the Coral Windows Stadium.
As of Tuesday 23,000 tickets had been sold which is a technical sell-out, but those who missed out were given hope by Director of Operations James Mason on Pulse 1 Sport during the 2-1 defeat of MK Dons.
He told listeners: "There are certain areas of the ground that are cordoned off for sponsors.
"We have to now to speak to some of our sponsors and ask 'can we release some of these seats?'
"So there may well be 500 tickets that we can release."