---
title: "Update Variable"
method: PATCH
path: "/api/variables/{id}"
tags: ["Variables"]
---

# Update Variable

`PATCH /api/variables/{id}`

## Request

- The document declares no server URL.
- Auth: none declared

## Path parameters

- `id` string, uuid, required

## Headers

- `x-prefect-api-version` string

## Request body

- VariableUpdate: Data used by the Prefect REST API to update a Variable.
  - `name` string: The name of the variable
  - `value` string: The value of the variable
  - `tags` string[]: A list of variable tags

## Response `204`

Successful Response

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/prefecthq/apis/prefect-versions-api.md) - [All operations](https://skmtc.dev/prefecthq/apis/prefect-versions-api/llms.txt) - [OpenAPI document](https://skmtc.dev/prefecthq/apis/prefect-versions-api/revisions/a7958ce57e96?raw)