---
title: "PATCH /extensionassociations/{ExtensionAssociationId}"
method: PATCH
path: "/extensionassociations/{ExtensionAssociationId}"
---

# PATCH /extensionassociations/{ExtensionAssociationId}

`PATCH /extensionassociations/{ExtensionAssociationId}`

Updates an association. For more information about extensions and associations, see <a href="https://docs.aws.amazon.com/appconfig/latest/userguide/working-with-appconfig-extensions.html">Working with AppConfig extensions</a> in the <i>AppConfig User Guide</i>.

## Path parameters

- `ExtensionAssociationId` string, required

## Request body

- object
  - `Parameters` object — The parameter names and values defined in the extension.

## Response `200`

Success

- ExtensionAssociation
  - `Id` string — The system-generated ID for the association.
  - `ExtensionArn` string — The ARN of the extension defined in the association.
  - `ResourceArn` string — The ARNs of applications, configuration profiles, or environments defined in the association.
  - `Arn` string — The system-generated Amazon Resource Name (ARN) for the extension.
  - `Parameters` object — The parameter names and values defined in the association.
  - `ExtensionVersionNumber` integer — The version number for the extension defined in the association.

## Other responses

- `480` — BadRequestException
- `481` — ResourceNotFoundException
- `482` — InternalServerException

---

[API](https://skmtc.net/aws/apis/appconfig.md) · [All operations](https://skmtc.net/aws/apis/appconfig/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/aws/appconfig/versions/924584438718/schema)