# Rollback

> Returning a service to its previous known-good version after a bad deploy.

URL: https://pagerless.dev/glossary/rollback
Updated: 2026-10-22

## In Pagerless

Called undo the update. One tap with Face ID on 20+ hosts.

## Related terms

- [Failed deployment recovery time](https://pagerless.dev/glossary/failed-deployment-recovery-time): DORA's measure of how long it takes to recover from a deployment that fails and needs immediate intervention.
- [Deploy marker](https://pagerless.dev/glossary/deploy-marker): A record of when a new version went live, used to connect errors to the change that caused them.