diff --git a/doc/administration/monitoring/prometheus/redis_exporter.md b/doc/administration/monitoring/prometheus/redis_exporter.md
index e63c054ab6524f573b1b7987acad907fe2120f34..b4d6cc5eb1e97a22b4b5594093c12f9cc87a3fb5 100644
--- a/doc/administration/monitoring/prometheus/redis_exporter.md
+++ b/doc/administration/monitoring/prometheus/redis_exporter.md
@@ -64,3 +64,17 @@ To configure the Redis exporter flags:
    ```shell
    sudo gitlab-ctl reconfigure
    ```
+
+## Configure Connection to Redis
+
+Redis exporter uses values from `gitlab_rails[redis_*]` to configure the connection to Redis.
+
+To configure the Redis exporter, you can use:
+
+```ruby
+gitlab_rails['redis_host'] = 'gitlab.example.com'
+gitlab_rails['redis_port'] = '5000'
+gitlab_rails['redis_password'] = 'redis_password'
+gitlab_rails['redis_database'] = 5
+gitlab_rails['redis_ssl'] = true
+```