---
title: "Changes to PUT /v1/contactBooks/{contactBookId}/contacts/{contactId}"
method: PUT
path: "/v1/contactBooks/{contactBookId}/contacts/{contactId}"
---

# Changes to PUT /v1/contactBooks/{contactBookId}/contacts/{contactId}

`PUT /v1/contactBooks/{contactBookId}/contacts/{contactId}`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 5 of 27 revisions.

- **2026-07-17** `ee7832fe66a6`: 1 warning
- **2026-01-17** `da09bf6f14b1`: 1 breaking
- **2025-02-05** `7f3418c476d5`: 1 breaking, 1 warning, 1 info
- **2024-09-04** `3982831cd427`: 1 info
- **2024-05-21** `ad91eadfd8ee`: 1 breaking

## Changes

- **2026-07-17** `ee7832fe66a6`: 1 warning
  - deleted the `path` request parameter `contactId`
- **2026-01-17** `da09bf6f14b1`: 1 breaking
  - added the new path request parameter `contactId`
- **2025-02-05** `7f3418c476d5`: 1 breaking, 1 warning, 1 info
  - for the `path` request parameter `contactBookId`, the minLength was increased from `0` to `3`
  - deleted the `path` request parameter `contactId`
  - the response property `contactId` became required for the status `200`
- **2024-09-04** `3982831cd427`: 1 info
  - endpoint added
- **2024-05-21** `ad91eadfd8ee`: 1 breaking
  - api path removed without deprecation

---

[Operation](https://skmtc.dev/usesend/apis/usesend-api/docs/v1/contactBooks/:contactBookId/contacts/:contactId/put.md) - [API](https://skmtc.dev/usesend/apis/usesend-api.md) - [Page](https://skmtc.dev/usesend/apis/usesend-api/changes/v1/contactBooks/:contactBookId/contacts/:contactId/put)