---
title: "Update Comment"
method: PUT
path: "/activity/comment"
tags: ["Activity"]
---

# Update Comment

`PUT /activity/comment`

Update an existing comment

## Request body

- object
  - `activityId` string, required
  - `comment` string, required

## Response `200`

Comment updated successfully

- object
  - `id` string, required
  - `taskId` string, required
  - `type` 'comment' | 'task' | 'status_changed' | 'priority_changed' | 'unassigned' | 'assignee_changed' | 'due_date_changed' | 'title_changed' | 'description_changed' | 'create', required
  - `createdAt` unknown, required
  - `userId` string, required
  - `content` string, required
  - `externalUserName` string, required
  - `externalUserAvatar` string, required
  - `externalSource` string, required
  - `externalUrl` string, required

## Changes

- **2026-03-04** `298877d6a79a` — 7 breaking
  - response property `content` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - response property `externalSource` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - response property `externalUrl` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - response property `externalUserAvatar` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - …3 more
- **2026-02-21** `4b8811b821e6` — 7 breaking, 6 info
  - the response property `content` became nullable for the status `200`
  - the response property `externalSource` became nullable for the status `200`
  - the response property `externalUrl` became nullable for the status `200`
  - the response property `externalUserAvatar` became nullable for the status `200`
  - …9 more
- **2026-01-11** `f6c7baa36924` — 1 breaking, 4 info
  - response property `userId` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - added the required property `externalSource` to the response with the `200` status
  - added the required property `externalUrl` to the response with the `200` status
  - added the required property `externalUserAvatar` to the response with the `200` status
  - …1 more
- …earlier changes not shown

[Full history](https://skmtc.dev/usekaneo/apis/kaneo-api/changes/activity/comment/put.md)

---

[API](https://skmtc.dev/usekaneo/apis/kaneo-api.md) · [All operations](https://skmtc.dev/usekaneo/apis/kaneo-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/usekaneo/kaneo-api/revisions/30ebdae189bc/schema)