---
title: "Update Attribute Definition"
method: PATCH
path: "/api/v1/attributes/{definition_id}"
tags: ["attributes"]
---

# Update Attribute Definition

`PATCH /api/v1/attributes/{definition_id}`

Update an attribute definition's label. Requires company admin.

## Path parameters

- `definition_id` string, uuid, required

## Request body

- AttributeDefinitionUpdate
  - `label` string, required

## Response `200`

Successful Response

- AttributeDefinitionRead
  - `id` string, uuid, required
  - `key` string, required
  - `label` string, required
  - `managed_by` string, required
  - `created_at` string, date-time, required

## Other responses

- `422` — Validation Error

## Changes

> 15 revisions in range; 1 not diffed.

- **2026-09-03** `307ede8c429b` — 1 info
  - added the required property `managed_by` to the response with the `200` status

[Change history](https://skmtc.dev/netter/apis/dmi-backend/changes/api/v1/attributes/:definition_id/patch.md)

---

[API](https://skmtc.dev/netter/apis/dmi-backend.md) · [All operations](https://skmtc.dev/netter/apis/dmi-backend/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/netter/dmi-backend/revisions/307ede8c429b/schema)