DisCon III, the 2021 Worldcon, announced on April 7, 2021 that they would be postponing their convention to December 2021 as a result of the COVID-19 pandemic. The new dates are Wednesday, December 15 through Sunday, December 19, 2021. The full text of their announcement, including provisions for virtual-only convention memberships, potential membership refunds, and the impact on deadlines for the Hugo Awards and 2023 Worldcon Site Selection, is on the DisCon III website.