---
title: "Changes to Update"
method: PATCH
path: "/api/v1/service_principals/{id}"
---

# Changes to Update

`PATCH /api/v1/service_principals/{id}`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 36 revisions.

- **2026-08-21** `f2cf3228f366`: 4 breaking, 7 warning, 1 info
- **2026-03-10** `7fa698b04b81`: 1 info

## Changes

- **2026-08-21** `f2cf3228f366`: 4 breaking, 7 warning, 1 info
  - the request property `updateMask` became not nullable
  - the `servicePrincipal` request property type changed from `object` to no type
  - added `#/components/schemas/c1.api.service_principal.v1.ServicePrincipal, subschema #2` to the `servicePrincipal` response property `oneOf` list for the response status `200`
  - the `servicePrincipal` response's property type changed from `object` to no type for status `200`
  - removed the request property `servicePrincipal/displayName`
  - removed the request property `servicePrincipal/user`
  - removed the optional property `servicePrincipal/createdAt` from the response with the `200` status
  - removed the optional property `servicePrincipal/displayName` from the response with the `200` status
  - removed the optional property `servicePrincipal/id` from the response with the `200` status
  - removed the optional property `servicePrincipal/updatedAt` from the response with the `200` status
  - removed the optional property `servicePrincipal/user` from the response with the `200` status
  - added `#/components/schemas/c1.api.service_principal.v1.ServicePrincipal, subschema #2` to the `servicePrincipal` request property `oneOf` list
- **2026-03-10** `7fa698b04b81`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/conductorone/apis/c1-api/docs/api/v1/service_principals/:id/patch.md) - [API](https://skmtc.dev/conductorone/apis/c1-api.md) - [Page](https://skmtc.dev/conductorone/apis/c1-api/changes/api/v1/service_principals/:id/patch)