---
title: "PUT /channels/{channelID}/topic"
method: PUT
path: "/channels/{channelID}/topic"
tags: ["channel"]
---

# PUT /channels/{channelID}/topic

`PUT /channels/{channelID}/topic`

チャンネルの説明を変更します。

## Request body

- SetChannelTopic
  - `text` string, required — チャンネルの説明

## Response `204`

正常に更新できました。

## Other responses

- `404` — +| 更新に失敗しました。 指定したチャンネルは存在しません。

## Changes

- **2019-09-09** `f291e1b35a23` — 1 breaking
  - request body became required
- **2019-07-24** `66a69a1387ed` — 1 info
  - api operation id `changeChannelTopic` was added
- **2019-07-05** `6956f2622a20` — 6 info
  - the endpoint scheme security `traqOAuth2` was added to the API
  - endpoint reactivated
  - added optional request body
  - added the non-success response with the status `404`
  - …2 more

[Change history](https://skmtc.dev/traptitech/apis/traq-api/changes/channels/:channelID/topic/put.md)

---

[API](https://skmtc.dev/traptitech/apis/traq-api.md) · [All operations](https://skmtc.dev/traptitech/apis/traq-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/traptitech/traq-api/revisions/668d3910e906/schema)