diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index c3d704f369..6badad6d86 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -37,7 +37,7 @@ See also [LTS releases](https://docs.victoriametrics.com/lts-releases/).
 * SECURITY: upgrade Go builder from Go1.22.4 to Go1.22.5. See the list of issues addressed in [Go1.22.5](https://github.com/golang/go/issues?q=milestone%3AGo1.22.5+label%3ACherryPickApproved).
 * SECURITY: upgrade base docker image (Alpine) from 3.20.0 to 3.20.1. See [alpine 3.20.1 release notes](https://www.alpinelinux.org/posts/Alpine-3.20.1-released.html).
 
-* FEATURE: [vmauth](https://docs.victoriametrics.com/vmauth/): allow overriding `Host` header with a target host before sending to a downstream. See this [issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/6453)
+* FEATURE: [vmauth](https://docs.victoriametrics.com/vmauth/): allow overriding `Host` header with backend host before sending the request to the configured backend. See [these docs](https://docs.victoriametrics.com/vmauth/#modifying-http-headers) and [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/6453)
 * FEATURE: [vmauth](https://docs.victoriametrics.com/vmauth/): reduces CPU usage by reusing request body buffer. Allows to disable requests caching with `-maxRequestBodySizeToRetry=0`. See this [PR](https://github.com/VictoriaMetrics/VictoriaMetrics/pull/6533) for details.
 * FEATURE: [dashboards](https://grafana.com/orgs/victoriametrics): add [Grafana dashboard](https://github.com/VictoriaMetrics/VictoriaMetrics/blob/master/dashboards/vmauth.json) and [alerting rules](https://github.com/VictoriaMetrics/VictoriaMetrics/blob/master/deployment/docker/alerts-vmauth.yml) for [vmauth](https://docs.victoriametrics.com/vmauth/) dashboard. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/4313) for details.
 * FEATURE: [vmauth](https://docs.victoriametrics.com/vmauth/): reduces CPU usage by reusing request body buffer. Allows to disable requests caching with `-maxRequestBodySizeToRetry=0`. See this [PR](https://github.com/VictoriaMetrics/VictoriaMetrics/pull/6533) for details.
diff --git a/docs/vmauth.md b/docs/vmauth.md
index 38189cc408..ee36f62096 100644
--- a/docs/vmauth.md
+++ b/docs/vmauth.md
@@ -647,13 +647,13 @@ unauthorized_user:
   - "X-Forwarded-For:"
 ```
 
-it's also possible to update `Host` header to a backend's host name
+It is also possible to update `Host` request header to the backend host specified in `url_prefix` by setting an empty value for `Host` header:
 
 ```yaml
 unauthorized_user:
   url_prefix: "http://backend:1234/"
   headers:
-  - "Host:"    # Update host header to a backend's host
+  - "Host:"    # Update host header to backend:1234
 ```
 
 `vmauth` also supports the ability to set and remove HTTP response headers before returning the response from the backend to client.