---
title: "Changes to Update a Fleet Server host"
method: PUT
path: "/api/fleet/fleet_server_hosts/{itemId}"
---

# Changes to Update a Fleet Server host

`PUT /api/fleet/fleet_server_hosts/{itemId}`

> Every recorded change to this operation, newest first.
> 365 revisions in range; 190 not diffed.

## Timeline

Changed in 2 of 365 revisions.

- **2026-07-03** `636e95296fdc`: 3 breaking, 5 info
- **2026-06-18** `c06de240f1bb`: 1 info

## Changes

- **2026-07-03** `636e95296fdc`: 3 breaking, 5 info
  - the response property `item/secrets/ssl/agent_key` became nullable for the status `200`
  - the response property `item/secrets/ssl/es_key` became nullable for the status `200`
  - the response property `item/secrets/ssl/key` became nullable for the status `200`
  - added the new optional request property `allow_edit`
  - the request property `secrets/ssl/agent_key` became nullable
  - the request property `secrets/ssl/es_key` became nullable
  - the request property `secrets/ssl/key` became nullable
  - added the optional property `item/allow_edit` to the response with the `200` status
- **2026-06-18** `c06de240f1bb`: 1 info
  - the request property `proxy_id` became optional

---

[Operation](https://skmtc.dev/elastic/apis/kibana-apis/docs/api/fleet/fleet_server_hosts/:itemId/put.md) - [API](https://skmtc.dev/elastic/apis/kibana-apis.md) - [Page](https://skmtc.dev/elastic/apis/kibana-apis/changes/api/fleet/fleet_server_hosts/:itemId/put)