diff --git a/src/pages/selfhosted/maintenance/scaling/high-availability-from-installer.mdx b/src/pages/selfhosted/maintenance/scaling/high-availability-from-installer.mdx
index 6c2090cb..ff4f9bd8 100644
--- a/src/pages/selfhosted/maintenance/scaling/high-availability-from-installer.mdx
+++ b/src/pages/selfhosted/maintenance/scaling/high-availability-from-installer.mdx
@@ -174,7 +174,7 @@ server:
     credentialsTTL: "24h"
 ```
 
-Restart the server with `docker compose restart netbird-server`. Setting `relays` turns off the built-in relay, and setting `stuns` turns off the built-in STUN server.
+Restart the server with `docker compose restart netbird-server`. Setting `relays` turns off the built-in relay and its STUN server. That is why `stuns` is required: without it, the server still tells peers to use STUN at `app.example.com:3478`, where nothing answers.
 
 ## Step 4: Put the load balancer in front of node 1