OpenIntegrations/docs/en/md/Integration_proxy_methods/Handlers-configuration/Update-handler-key.mdx

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# Update handler key
 Replaces the handler key with a new one



`Function UpdateHandlerKey(Val Project, Val HandlerKey, Val NewKey = "") Export`

  | Parameter | CLI option | Type | Required | Description |
  |-|-|-|-|-|
  | Project | --proj | String | ✔ | Project filepath |
  | HandlerKey | --handler | String | ✔ | Handler key |
  | NewKey | --key | String | ✖ | Custom key, if necessary. New standard UUID by default |

  
  Returns:  Structure Of KeyAndValue - Information about the handler

<br/>




```bsl title="1C:Enterprise/OneScript code example"
    Project    = "C:\Users\Administrator\AppData\Local\Temp\v8_9B5_45.oint";
    HandlerKey = "e52f...";
    NewKey     = "mykey";

    // Custom key

    Result = OPI_IntegrationProxy.UpdateHandlerKey(Project, HandlerKey, NewKey);

    // New random key

    Result = OPI_IntegrationProxy.UpdateHandlerKey(Project, NewKey);
```