diff --git a/nginx.conf b/nginx.conf
index ac69bcc..f7394e4 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -31,7 +31,14 @@ http {
     proxy_cache_path /var/cache/nginx keys_zone=owl_cache:20m inactive=24h;
 
     upstream backend {
+        # Within Kubernetes:
         server owlboard-backend:8460;
+
+        # External to Kubernetes:
+        #server 172.30.129.19:8460;
+
+        # Within Docker:
+        #server owlboard-backend:8460
     }
 
     server {