diff --git a/documentation/docs/admin/security/firewall.md b/documentation/docs/admin/security/firewall.md
index 02152613..a774ad8d 100644
--- a/documentation/docs/admin/security/firewall.md
+++ b/documentation/docs/admin/security/firewall.md
@@ -62,7 +62,7 @@ For logs, navigate to the 'Logs' tab.
 
 Some cloud providers, like [Hetzner](https://docs.hetzner.com/robot/dedicated-server/firewall/), offer their own external firewalls. If you are using an external firewall, ensure the following ports are open for OpenPanel services to be accessible: `53` `80` `443` `2083` `2087` `32768:60999`
 
-If you are [using a custom port for OpenPanel instead of the default 2083](#), ensure that port is open as well.
+If you are [using a custom port for OpenPanel instead of the default 2083](/docs/admin/settings/general/#change-openpanel-port), ensure that port is open as well.
 
 ## Restart rules