diff --git a/nginx.tmpl b/nginx.tmpl
index 726c74b..b5ae693 100644
--- a/nginx.tmpl
+++ b/nginx.tmpl
@@ -146,6 +146,7 @@ upstream {{ $upstream_name }} {
 		{{ end }}
 	{{ end }}
 {{ end }}
+	server localhost down;
 }
 
 {{ $default_host := or ($.Env.DEFAULT_HOST) "" }}