---
title: "Changes to Update a group type and its roles. Roles: admin."
method: PUT
path: "/api/groupTypes/{groupTypeId}"
---

# Changes to Update a group type and its roles. Roles: admin.

`PUT /api/groupTypes/{groupTypeId}`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 9 revisions.

- **2026-09-18** `36f72442f0a1`: 6 info
- **2026-09-02** `870f28ba2607`: 5 info

## Changes

- **2026-09-18** `36f72442f0a1`: 6 info
  - added the new optional request property `externalReferenceId`
  - added the new optional request property `groupRoles/items/externalReferenceId`
  - added the optional property `groupType/childGroupTypes/items/externalReferenceId` to the response with the `200` status
  - added the optional property `groupType/externalReferenceId` to the response with the `200` status
  - added the optional property `groupType/groupRoles/items/externalReferenceId` to the response with the `200` status
  - added the optional property `groupType/parentGroupType/externalReferenceId` to the response with the `200` status
- **2026-09-02** `870f28ba2607`: 5 info
  - added the optional property `error/errorId` to the response with the `400` status
  - added the optional property `error/errorId` to the response with the `401` status
  - added the optional property `error/errorId` to the response with the `403` status
  - added the optional property `error/errorId` to the response with the `404` status
  - added the optional property `error/errorId` to the response with the `500` status

---

[Operation](https://skmtc.dev/mobilecoach/apis/untitled-api/docs/api/groupTypes/:groupTypeId/put.md) - [API](https://skmtc.dev/mobilecoach/apis/untitled-api.md) - [Page](https://skmtc.dev/mobilecoach/apis/untitled-api/changes/api/groupTypes/:groupTypeId/put)