curl -X PUT 'https://api.github.com/orgs/example-org/settings/immutable-releases' \
  -H "Authorization: Bearer $GITHUB_TOKEN" \
  -H 'Accept: application/vnd.github+json' \
  -H 'X-GitHub-Api-Version: 2026-03-10' \
  -H 'Content-Type: application/json' \
  -d '{
  "enforced_repositories": "all"
}'

# PUT /orgs/{org}/settings/immutable-releases (GitHub API)
Base URL: https://api.github.com
Auth: Authorization; GitHub token; required.
Request formats: application/json.
Last verified: 2026-10-20

> Set immutable releases settings for an organization

## Critical Gotchas
* GitHub recommends an `Accept: application/vnd.github+json` header and an explicit `X-GitHub-Api-Version` header.
* Fine-grained tokens only authorize repositories and permissions selected when the token is created.

## cURL
curl -X PUT 'https://api.github.com/orgs/example-org/settings/immutable-releases' \
  -H "Authorization: Bearer $GITHUB_TOKEN" \
  -H 'Accept: application/vnd.github+json' \
  -H 'X-GitHub-Api-Version: 2026-03-10' \
  -H 'Content-Type: application/json' \
  -d '{
  "enforced_repositories": "all"
}'

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| org | path | string | Yes | The organization name. The name is not case sensitive. |
| enforced_repositories | body | string | Yes | The policy that controls how immutable releases are enforced in the organizat... |
| selected_repository_ids | body | integer[] | No | An array of repository ids for which immutable releases enforcement should be... |

## Response example
null

---
Need an API key? Get one at https://github.com/settings/tokens

PUT

PUT /orgs/{org}/settings/immutable-releases — GitHub API

GitHub token (required); https://api.github.com

GitHub API

Set immutable releases settings for an organization

Base URL: https://api.github.com
Auth: Authorization: Bearer <GITHUB_API_KEY>
Last verified: 2026-10-20 · upstream hash matched

Actions Try in browser→

Agents: curl -H "Accept: text/markdown" this URL
→ 241 tokens · Vary: Accept

Critical gotchas

GitHub recommends an Accept: application/vnd.github+json header and an explicit X-GitHub-Api-Version header.

Fine-grained tokens only authorize repositories and permissions selected when the token is created.

cURL

curl -X PUT 'https://api.github.com/orgs/example-org/settings/immutable-releases' \  -H "Authorization: Bearer $GITHUB_TOKEN" \  -H 'Accept: application/vnd.github+json' \  -H 'X-GitHub-Api-Version: 2026-03-10' \  -H 'Content-Type: application/json' \  -d '{  "enforced_repositories": "all"}'

Parameters

Name	In	Type	Required	Description
org	path	string	Yes	The organization name. The name is not case sensitive.
enforced_repositories	body	string	Yes	The policy that controls how immutable releases are enforced in the organization.
selected_repository_ids	body	integer[]	No	An array of repository ids for which immutable releases enforcement should be applied. You can only provide a list of repository ids when the `enforced_repositories` is set to `selected`. You can add and remove individual repositories using the [Enable a selected repository for immutable releases in an organization](https://docs.github.com/rest/orgs/orgs#enable-a-selected-repository-for-immutable-releases-in-an-organization) and [Disable a selected repository for immutable releases in an organization](https://docs.github.com/rest/orgs/orgs#disable-a-selected-repository-for-immutable-releases-in-an-organization) endpoints.

Response 200 OK

null

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