All streaming revenue for the single will be donated to Victorian Aboriginal Legal Service and Black Lives Matter from the month of June.
Nico Sallach joins as a sixth member, with a new single on the way soon.
There will be streams of In Flames, Suicide Silence and more in the coming weeks.
The headline dates will now take place in September, find out more here.
'a quiet place to die' will be released in September via Greyscale Records/SharpTone Records.
Many of the acts confirmed for 2020 will also appear at the 2021 event.
The livestream will air tonight (3rd June 2020) at 11pm BST, with proceeds and donations benefitting the Minnesota Freedom Fund and Black Lives Matter.
Beans On Toast's new protest song marks his third lockdown single, check it out here.
'Right Way Round' is a taste of Saint Raymond's upcoming sophomore album, which is due for release next year via Cooking Vinyl.
The Brighton four-piece were invited into the studio by Idles' producer SPACE to work on the EP.