# PUT /v1/owners-reservations/{} is deprecated

Guesty Open API deprecated PUT /v1/owners-reservations/{} without giving a shutdown date yet.

- API: Guesty Open API (open-api.guesty.com)
- Kind: Endpoint removal
- Announced: July 30, 2026
- Takes effect: no date given yet
- Calls after that day: fail
- Calls it hits: `PUT /v1/owners-reservations/{}`
- Source: [Announcement](https://open-api-docs.guesty.com/changelog/2026-07-30)
- Page: https://www.okapi.bot/providers/guesty-open-api/breaking-changes/put-v1-owners-reservations-is-deprecated/

## What to use instead

Use the dedicated v3 alteration endpoints (dates, guests, status, listing, notes) described in Guesty's Reservation Alterations guide.

## Guesty Open API's words

> Add deprecation tags and notices to the legacy reservation resources ahead of their retirement at the end of the year. They will continue to function until sunset.