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DOVER, Del. (CBS) — Months after being sold to the producer of Coachella, more changes are coming to Firefly Music Festival.

The popular Delaware music festival is scaling back to a three-day event. It had been a four-day festival for the past five years.

Firefly Music Fest Sold To Coachella Producer AEG Presents

Next summer’s event in the Dover Woodlands has also been pushed back one week to June 21-23.

Firefly has not yet announced its 2019 musical lineup.