---
title: "Update a questionnaire"
method: PATCH
path: "/api/questionnaires/{id}"
tags: ["Questionnaire"]
---

# Update a questionnaire

`PATCH /api/questionnaires/{id}`

Updates name, description, due date and/or status. Omitted fields keep their stored value; an explicit null clears `description` or `dueDate`. A questionnaire owned by Retraced can only be updated by a Retraced admin.

## Path parameters

- `id` string, required

## Request body

- object
  - `name` string
  - `description` union
    - string
    - unknown
  - `dueDate` union
    - string, date-time
    - unknown
  - `status` 'ACTIVE' | 'COMPLETED' | 'DRAFT'

## Response `200`

Default Response

- object
  - `metadata` object, required
    - `success` boolean, required — True when the request succeeded.
  - `data` object, required
    - `id` string, required
    - `companyId` string, nullable
    - `name` string, nullable
    - `description` string, nullable
    - `status` string, nullable
    - `isRetraced` string, nullable
    - `isTemplate` number, nullable
    - `isArchived` number, nullable
    - `isActive` number, nullable
    - `templateId` string, nullable
    - `statistics` object, nullable

## Other responses

- `400` — Default Response
- `401` — Default Response
- `403` — Default Response
- `404` — Default Response

## Changes

> 22 revisions in range; 1 not diffed.

- **2026-08-31** `97e51f27dc77` — 13 breaking, 13 info
  - removed `subschema #1, subschema #2` from the `dueDate` request property `anyOf` list
  - request property `description/anyOf[subschema #2]/` was restricted to a list of enum values
  - the `description/anyOf[subschema #2]/` request property type/format changed from `null`/`` to `string`/``
  - the response property `data/companyId` became nullable for the status `200`
  - …22 more
- **2026-08-13** `8b48cb95655b` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/retraced/apis/api-reference/changes/api/questionnaires/:id/patch.md)

---

[API](https://skmtc.dev/retraced/apis/api-reference.md) · [All operations](https://skmtc.dev/retraced/apis/api-reference/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/retraced/api-reference/revisions/97e51f27dc77/schema)