> ## Documentation Index
> Fetch the complete documentation index at: https://upstash.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# client.dlq.retryFailureFunction

If a workflow's `failureFunction` or `failureUrl` request has failed, you can retry it using the `retryFailureFunction` method:

## Arguments

## Response

## Usage

```ts theme={"system"}
import { Client } from "@upstash/workflow";

const client = new Client({ token: "<QSTASH_TOKEN>" });

// Retry the failure callback for a specific DLQ message
const response = await client.dlq.retryFailureFunction({
  dlqId: "dlq-12345" // The ID of the DLQ message to retry
});
```


## Related topics

- [Reliability of Failure Function](/docs/workflow/features/failureFunction/reliability.md)
- [Rerun Failure Function](/docs/workflow/features/dlq/callback.md)
- [Overview](/docs/workflow/basics/client.md)
- [Advanced failureUrl Option](/docs/workflow/features/failureFunction/advanced.md)
- [Retry Failure Callback](/docs/workflow/api-reference/dlq/retry-failure-callback.md)