---
title: "PATCH /subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.LoadTestService/loadTests/{loadTestName}"
method: PATCH
path: "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.LoadTestService/loadTests/{loadTestName}"
tags: ["LoadTests"]
---

# PATCH /subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.LoadTestService/loadTests/{loadTestName}

`PATCH /subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.LoadTestService/loadTests/{loadTestName}`

Update a LoadTestResource

## Path parameters

- `loadTestName` string, required

## Parameters

- `../../../../../../common-types/resource-management/v5/types.json#/components/parameters/ApiVersionParameter` — unresolved $ref
- `../../../../../../common-types/resource-management/v5/types.json#/components/parameters/SubscriptionIdParameter` — unresolved $ref
- `../../../../../../common-types/resource-management/v5/types.json#/components/parameters/ResourceGroupNameParameter` — unresolved $ref

## Request body

- LoadTestResourceUpdate — The type used for update operations of the LoadTestResource.
  - `identity` ManagedServiceIdentity — unresolved $ref
  - `tags` object — Resource tags.
  - `properties` LoadTestResourceUpdateProperties — The updatable properties of the LoadTestResource.
    - `description` string — Description of the resource.
    - `encryption` EncryptionProperties — Key and identity details for Customer Managed Key encryption of load test resource.
      - `identity` EncryptionPropertiesIdentity — All identity configuration for Customer-managed key settings defining which identity should be used to auth to Key Vault.
        - `type` 'SystemAssigned' | 'UserAssigned' — Managed identity type to use for accessing encryption key Url.
        - `resourceId` string, nullable — User assigned identity to use for accessing key encryption key Url. Ex: /subscriptions/a0a0a0a0-bbbb-cccd-dddd-e1e1e1e1e1e1/resourceGroups/<resource group>/providers/Microsoft.ManagedIdentity/userAssignedIdentities/myId.
      - `keyUrl` string — key encryption key Url, versioned. Ex: https://contosovault.vault.azure.net/keys/contosokek/562a4bb76b524a1493a6afe8e536ee78 or https://contosovault.vault.azure.net/keys/contosokek.

## Response `200`

Azure operation completed successfully.

- LoadTestResource — unresolved $ref

## Other responses

- `202` — Resource update request accepted.
- `default` — An unexpected error response.

---

[API](https://skmtc.dev/azure/apis/loadtestservice-microsoft-loadtestservice-loadtesting.md) · [All operations](https://skmtc.dev/azure/apis/loadtestservice-microsoft-loadtestservice-loadtesting/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/azure/loadtestservice-microsoft-loadtestservice-loadtesting/revisions/ebf320677211/schema)