diff --git a/apps/adguard/.env b/apps/adguard/.env
index 253e740..301361c 100644
--- a/apps/adguard/.env
+++ b/apps/adguard/.env
@@ -10,6 +10,7 @@ ADGUARD_PORT=3000
 #    - Set `tls.enabled` to true
 #    - Set `tls.server_name` to your domain name - adguard.${DOMAIN} (e.g. adguard.example.com)
 #    - Set `tls.allow_unencrypted_doh` to true
+#    - Add 172.16.0.0/12 to the `dns.trusted_proxies` list
 #    Save the file.
 # 6. Now, recreate the container with `docker compose up -d adguard` (in /opt/docker)