---
title: "Set file or directory permissions/ownership"
method: PUT
path: "/fs/set_file_permissions"
---

# Set file or directory permissions/ownership

`PUT /fs/set_file_permissions`

## Request body

- SetFilePermissionsRequest
  - `path` string, required — Absolute path whose permissions are to be changed.
  - `owner` string — New owner username or UID.
  - `group` string — New group name or GID.
  - `mode` string, required — File mode bits (octal string, e.g. 644).

## Response `200`

Permissions updated

## Other responses

- `400` — Bad Request
- `404` — Not Found
- `500` — Internal Server Error

## Changes

> 52 revisions in range; 4 could not be searched.

- **2025-08-07** `a6916d846229` — 1 info
  - endpoint added
- **2025-06-27** `f980a92ab23f` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/kernel/apis/kernel-images-api/changes/fs/set_file_permissions/put.md)

---

[API](https://skmtc.dev/kernel/apis/kernel-images-api.md) · [All operations](https://skmtc.dev/kernel/apis/kernel-images-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/kernel/kernel-images-api/revisions/7a641fa15a85/schema)