---
title: "Promote a Read-only Replica to become a Primary Cluster"
method: PUT
path: "/v2/databases/{database_cluster_uuid}/replicas/{replica_name}/promote"
tags: ["DigitalOcean-public.v2-new_Databases"]
---

# Promote a Read-only Replica to become a Primary Cluster

`PUT /v2/databases/{database_cluster_uuid}/replicas/{replica_name}/promote`

To promote a specific read-only replica, send a PUT request to `/v2/databases/$DATABASE_ID/replicas/$REPLICA_NAME/promote`.

**Note**: Read-only replicas are not supported for Caching or Valkey clusters.

A status of 204 will be given. This indicates that the request was processed successfully, but that no response body is needed.

## Path parameters

- `database_cluster_uuid` string, uuid, required
- `replica_name` string, required

## Response `204`

The action was successful and the response body is empty.

## Other responses

- `401` — Authentication failed due to invalid credentials.
- `404` — The resource was not found.
- `429` — The API rate limit has been exceeded.
- `500` — There was a server error.
- `default` — There was an unexpected error.

## Changes

- **2025-10-16** `cb3bf9b21459` — 2 info
  - api tag `DigitalOcean-public.v2-new_Databases` added
  - api tag `Databases` removed
- **2025-07-18** `f8e8c290636c` — 1 info
  - endpoint added
- **2025-07-17** `5fc9af728e82` — 1 breaking
  - api path removed without deprecation
- **2025-07-17** `f8e8c290636c` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/digitalocean/apis/digitalocean-api/changes/v2/databases/:database_cluster_uuid/replicas/:replica_name/promote/put.md)

---

[API](https://skmtc.dev/digitalocean/apis/digitalocean-api.md) · [All operations](https://skmtc.dev/digitalocean/apis/digitalocean-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/digitalocean/digitalocean-api/revisions/cb3bf9b21459/schema)