diff --git a/nginx.conf b/nginx.conf
index 296b7ec..be0c71c 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -130,5 +130,9 @@ http {
   # a specific directory, or on an individual server{} level.
   # gzip_static on;
 
+  # Include files in the sites-enabled folder. server{} configuration files should be
+  # placed in the sites-available folder, and then the configuration should be enabled
+  # by creating a symlink to it in the sites-available folder.
+  # See doc/sites-enabled.md for more info.
   include sites-enabled/*;
 }