---
title: "PATCH /api/v1/workspaces/{slug}/email-mailboxes/{id}/signature"
method: PATCH
path: "/api/v1/workspaces/{slug}/email-mailboxes/{id}/signature"
tags: ["EmailMailboxes"]
---

# PATCH /api/v1/workspaces/{slug}/email-mailboxes/{id}/signature

`PATCH /api/v1/workspaces/{slug}/email-mailboxes/{id}/signature`

## Request

- Base URL: `https://api.trybrein.com`
- URL: `https://api.trybrein.com/api/v1/workspaces/{slug}/email-mailboxes/{id}/signature`
- Auth: none declared
- TypeScript: <https://skmtc.dev/driftless/apis/driftless-api/docs/api/v1/workspaces/:slug/email-mailboxes/:id/signature/patch.ts> (a function with typed inputs; its response is checked against the schema)

## Path parameters

- `id` string, required

## Request body

- SetMailboxSignatureDto

## Response `200`

## Changes

- **2026-09-29** `691fda6da8dd`: 1 breaking
  - added required request body
- **2026-09-22** `6bfdc7e83974`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/driftless/apis/driftless-api/changes/api/v1/workspaces/:slug/email-mailboxes/:id/signature/patch.md)

---

[API](https://skmtc.dev/driftless/apis/driftless-api.md) - [All operations](https://skmtc.dev/driftless/apis/driftless-api/llms.txt) - [OpenAPI document](https://skmtc.dev/driftless/apis/driftless-api/revisions/3cb32ec61324?raw)