---
title: "Changes to Update a Reader"
method: PATCH
path: "/v0.1/merchants/{merchant_code}/readers/{reader_id}"
---

# Changes to Update a Reader

`PATCH /v0.1/merchants/{merchant_code}/readers/{reader_id}`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 79 revisions.

- **2026-07-10** `c75ca16e1e44`: 1 info

## Changes

- **2026-07-10** `c75ca16e1e44`: 1 info
  - the security scope `terminals.write` was added to the endpoint's security scheme `oauth2`

---

[Operation](https://skmtc.dev/sumup/apis/sumup-rest-api/docs/v0.1/merchants/:merchant_code/readers/:reader_id/patch.md) - [API](https://skmtc.dev/sumup/apis/sumup-rest-api.md) - [Page](https://skmtc.dev/sumup/apis/sumup-rest-api/changes/v0.1/merchants/:merchant_code/readers/:reader_id/patch)