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self-host/customize-deployment/environment-variables.mdx

@@ -17,7 +17,7 @@ This is a reference to all environment variables that can be used to configure a
 | `COOKIES_MAX_AGE_HOURS`                      | How many hours a user session exists before the user is automatically signed out. For example if 24, then the user will be automatically after 24 hours of inactivity.                                                                           |                                               |                         |
 | `TRUST_PROXY`                                | This tells the Lightdash server that it can trust the X-Forwarded-Proto header it receives in requests. This is useful if you use `SECURE_COOKIES=true` behind a HTTPS terminated proxy that you can trust.                                      |                                               | `false`                 |
 | `SITE_URL`                                   | Site url where Lightdash is being hosted. It should include the protocol. E.g https://lightdash.mycompany.com                                                                                                                                    |                                               | `http://localhost:8080` |
-| `INTERNAL_LIGHTDASH_HOST`                    | Internal Lightdash host for the Headless browser to send requests when your Lightdash instance is not accessible from the Internet.                                                                                                              |                                               | Same as `SITE_URL`      |
+| `INTERNAL_LIGHTDASH_HOST`                    | Internal Lightdash host for the Headless browser to send requests when your Lightdash instance is not accessible from the Internet. Needs to support `https` if `SECURE_COOKIES=true`                                                            |                                               | Same as `SITE_URL`      |
 | `STATIC_IP`                                  | Server static IP so users can add the IP to their warehouse allow-list.                                                                                                                                                                          |                                               | `http://localhost:8080` |
 | `LIGHTDASH_QUERY_MAX_LIMIT`                  | Query max rows limit                                                                                                                                                                                                                             |                                               | `5000`                  |
 | `SCHEDULER_ENABLED`                          | Enables/Disables the scheduler worker that triggers the scheduled deliveries.                                                                                                                                                                    |                                               | `true`                  |