---
title: "Update a version"
method: PATCH
path: "/v1/templates/{template_id}/versions/{version_number}"
tags: ["Templates"]
---

# Update a version

`PATCH /v1/templates/{template_id}/versions/{version_number}`

Update a version's tag or description.

## Path parameters

- `template_id` string, required — Template short ID
- `version_number` integer, required — Version number to update

## Request body

- UpdateVersionRequest — Request to update a version's tag or description. Send null to clear a field.
  - `tag` string, nullable
  - `description` string, nullable

## Response `200`

Successful Response

- VersionItem — Version item in list response
  - `version_number` integer, required — Version number
  - `tag` string, nullable — Version tag
  - `description` string, nullable — Version description
  - `created_at` string, required — ISO 8601 timestamp

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.dev/pdftemplateapi/apis/templatefox-api.md) · [All operations](https://skmtc.dev/pdftemplateapi/apis/templatefox-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/pdftemplateapi/templatefox-api/revisions/5673fc0d5fad/schema)