DIA's comeback album has been delayed for quality reasons.

SEE ALSO: HYBE label to file criminal complaint against ADOR's CEO Min Hee Jin

The girl group was set to release a special album for their 1000th day since debut on July 5, but their agency has announced fans will have to wait a bit longer. DIA's label stated, "They're currently working with Shinsadong Tiger on their comeback, but they've entered into additional recordings for all 7 tracks on the mini-album for a more perfected comeback album."

The agency added, "We're sorry to the fans for changing the schedule. Their more perfected comeback is coming this month."

Stay tuned for updates on DIA.