--- title: Next --- ## Headline Changes - Duo two-factor support You can now add the new `authenticator_duo` stage to configure Duo authenticators. Duo has also been added as device class to the `authenticator_validation` stage. Currently, only Duo push notifications are supported. Because no additional input is required, Duo also works with the LDAP Outpost. ## Minor changes - You can now specify which sources should be shown on an Identification stage. ## Upgrading This release does not introduce any new requirements. ### docker-compose Download the docker-compose file for 2021.6 from [here](https://raw.githubusercontent.com/goauthentik/authentik/version-2021.6/docker-compose.yml). Afterwards, simply run `docker-compose up -d`. ### Kubernetes Upgrade to the latest chart version to get the new images.