---
title: "Changes to Update a Collection"
method: PUT
path: "/api/v1/data-collection/collections/{collection_id}"
---

# Changes to Update a Collection

`PUT /api/v1/data-collection/collections/{collection_id}`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 3 of 34 revisions.

- **2026-09-17** `6c9aa73fa51f`: 1 warning, 1 info
- **2026-09-12** `e9e1e322aacb`: 1 info
- **2026-08-22** `c3fff03d2ecc`: 1 breaking, 1 warning, 1 info

## Changes

- **2026-09-17** `6c9aa73fa51f`: 1 warning, 1 info
  - deleted the `header` request parameter `Authorization`
  - the endpoint scheme security `token` was added to the API
- **2026-09-12** `e9e1e322aacb`: 1 info
  - api operation id `update-collection` removed and replaced with `aiTaskBuilder_UpdateCollection`
- **2026-08-22** `c3fff03d2ecc`: 1 breaking, 1 warning, 1 info
  - added `subschema #1, subschema #4, subschema #5` to the `collection_items/items/page_items/items/` response property `oneOf` list for the response status `200`
  - the `collection_items/items/page_items/items/oneOf[subschema #1: CollectionInstructionInput]/answer_limit` request property's min was set to `-1.00`
  - removed `subschema #1, subschema #4, subschema #5` from the `collection_items/items/page_items/items/` response property `oneOf` list for the response status `200`

---

[Operation](https://skmtc.dev/prolific/apis/api-reference/docs/api/v1/data-collection/collections/:collection_id/put.md) - [API](https://skmtc.dev/prolific/apis/api-reference.md) - [Page](https://skmtc.dev/prolific/apis/api-reference/changes/api/v1/data-collection/collections/:collection_id/put)