curl -X PUT 'https://api.github.com/user/codespaces/secrets/example-secret-name/repositories' \
  -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 '{
  "selected_repository_ids": [
    0
  ]
}'

# PUT /user/codespaces/secrets/{secret_name}/repositories (GitHub API)
Base URL: https://api.github.com
Auth: Authorization; GitHub token; required.
Request formats: application/json.
Last verified: 2026-10-20

> Set selected repositories for a user secret

## 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/user/codespaces/secrets/example-secret-name/repositories' \
  -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 '{
  "selected_repository_ids": [
    0
  ]
}'

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| secret_name | path | string | Yes | The name of the secret. |
| selected_repository_ids | body | integer[] | Yes | An array of repository ids for which a codespace can access the secret. You c... |

## Response example
null

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

PUT

PUT /user/codespaces/secrets/{secret_name}/repositories — GitHub API

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

GitHub API

Set selected repositories for a user secret

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
→ 214 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/user/codespaces/secrets/example-secret-name/repositories' \  -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 '{  "selected_repository_ids": [    0  ]}'

Parameters

Name	In	Type	Required	Description
secret_name	path	string	Yes	The name of the secret.
selected_repository_ids	body	integer[]	Yes	An array of repository ids for which a codespace can access the secret. You can manage the list of selected repositories using the [List selected repositories for a user secret](https://docs.github.com/rest/codespaces/secrets#list-selected-repositories-for-a-user-secret), [Add a selected repository to a user secret](https://docs.github.com/rest/codespaces/secrets#add-a-selected-repository-to-a-user-secret), and [Remove a selected repository from a user secret](https://docs.github.com/rest/codespaces/secrets#remove-a-selected-repository-from-a-user-secret) endpoints.

Response 200 OK

null

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