---
title: "Update languages of multi-language group"
method: POST
path: "/cms/v3/blogs/posts/multi-language/update-languages"
tags: ["Multi-language"]
---

# Update languages of multi-language group

`POST /cms/v3/blogs/posts/multi-language/update-languages`

Explicitly set new languages for each post in a [multi-language group](https://developers.hubspot.com/docs/guides/cms/content/multi-language-content).

## Request body

- UpdateLanguagesRequestVNext — Request object for updating languages within a multi-language group.
  - `languages` object, required — Map of object IDs to associated languages of object in the multi-language group.
  - `primaryId` string, required — ID of the primary object in the multi-language group.

## Response `default`

An error occurred.

## Changes

- **2026-05-22** (v3) `ace73bbd8a06` — 2 info
  - the security scope `content` was added to the endpoint's security scheme `oauth2`
  - the security scope `blog-multilanguage` was removed from the endpoint's security scheme `oauth2`
- **2026-04-15** (v3) `dea881a60000` — 4 info
  - the endpoint scheme security `app_cookie` was removed from the API
  - the endpoint scheme security `hapikey` was removed from the API
  - the endpoint scheme security `internal_cookie` was removed from the API
  - the endpoint scheme security `shhkey` was removed from the API
- **2026-04-13** (v3) `c7d1a3be3e65` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/hubspot/apis/cms-posts/changes/cms/v3/blogs/posts/multi-language/update-languages/post.md)

---

[API](https://skmtc.dev/hubspot/apis/cms-posts.md) · [All operations](https://skmtc.dev/hubspot/apis/cms-posts/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/hubspot/cms-posts/revisions/ace73bbd8a06/schema)