Sasha is also on the bill
Klaxons have been unveiled as the headliner for Croatian festival Hartera this June.
The band are joined on the bill by Sasha at the two-day event, which takes place on June 12 and 13.
Based in a disused paper factory in the seaside resort of Rijeka in north west Croatia, Hartera has a 5,000 capacity. The music programme runs from 8pm-6am.
A limited number of UK tickets to the festival will be available in the coming weeks. For more information, see Hartera.com