# https_required

> Webhook URLs must use https.

**HTTPS required** · HTTP 422

## What it means

Webhook URLs must use https.

## What to do

Serve your receiver over https.

## Example

```json
{
  "type": "https://api.bymundi.com/problems/https_required",
  "title": "HTTPS required",
  "status": 422,
  "detail": "Webhook URLs must use https.",
  "code": "https_required",
  "requestId": "req_…"
}
```

How to read any error: [Errors guide](https://api.bymundi.com/docs/guides/errors.md).