---
title: "PATCH /v1/contactBooks/{contactBookId}"
method: PATCH
path: "/v1/contactBooks/{contactBookId}"
---

# PATCH /v1/contactBooks/{contactBookId}

`PATCH /v1/contactBooks/{contactBookId}`

## Path parameters

- `contactBookId` string, required

## Request body

- object
  - `name` string
  - `emoji` string
  - `properties` object

## Response `200`

Update the contact book

- object
  - `id` string, required
  - `name` string, required
  - `teamId` number, required
  - `properties` object, required
  - `emoji` string, required
  - `createdAt` string, required
  - `updatedAt` string, required

## Other responses

- `403` — Forbidden - API key doesn't have access
- `404` — Contact book not found

## Changes

- **2026-01-17** `da09bf6f14b1` — 1 info
  - endpoint added
- **2024-05-21** `ad91eadfd8ee` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/usesend/apis/usesend-api/changes/v1/contactBooks/:contactBookId/patch.md)

---

[API](https://skmtc.dev/usesend/apis/usesend-api.md) · [All operations](https://skmtc.dev/usesend/apis/usesend-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/usesend/usesend-api/revisions/9c8bc00f6436/schema)