---
title: "Changes to Update a maintenance window."
method: PATCH
path: "/api/maintenance_window/{id}"
---

# Changes to Update a maintenance window.

`PATCH /api/maintenance_window/{id}`

> Every recorded change to this endpoint, newest first.
> 176 revisions in range; 20 not diffed.

## Timeline

Changed in 2 of 176 revisions.

- **2026-09-15** `97699059d3b3` — 1 info
- **2026-07-27** `43068c4185f9` — 6 warning

## Changes

- **2026-09-15** `97699059d3b3` — 1 info
  - the `schedule/custom/recurring/onMonthDay/items/` request property's min was decreased from `1.00` to `-1.00`
- **2026-07-27** `43068c4185f9` — 6 warning
  - the `schedule/custom/duration` request property's maxLength was set to `100`
  - the `schedule/custom/recurring/end` request property's maxLength was set to `100`
  - the `schedule/custom/recurring/every` request property's maxLength was set to `100`
  - the `schedule/custom/recurring/onWeekDay/items/` request property's maxLength was set to `10`
  - the `schedule/custom/start` request property's maxLength was set to `100`
  - the `schedule/custom/timezone` request property's maxLength was set to `64`

---

[Operation](https://skmtc.dev/elastic/apis/kibana-apis/docs/api/maintenance_window/:id/patch.md) · [API](https://skmtc.dev/elastic/apis/kibana-apis.md) · [Page](https://skmtc.dev/elastic/apis/kibana-apis/changes/api/maintenance_window/:id/patch)