Pirates yesterday confirmed that 57 000 tickets had been sold, with just 22 000 left of the total 79 000 stand tickets that have gone on sale for the mammoth clash.
The club have given another update on Wednesday morning, confirming that less than 10 000 tickets remain for the spectacle on offer at FNB Stadium on February 29.
Though the match is more than three weeks away, the demand is thought to have increased due to the two teams' current log positions, which sees first-placed Chiefs lead The Buccaneers in second place by nine points.
The Derby is expected to have a big impact on the potential final outcome of Premiership title race, with Mamelodi Sundowns, SuperSport United and Bidvest Wits also still in the running.
The last time the two Soweto giants met, their first-round league match ended in a thrilling 3-2 victory for Amakhosi back in November last year.