diff --git a/nginx.tmpl b/nginx.tmpl
index c302b4b..bdb2de8 100644
--- a/nginx.tmpl
+++ b/nginx.tmpl
@@ -142,6 +142,9 @@ upstream {{ $upstream_name }} {
 					{{ $address := where $container.Addresses "Port" $port | first }}
 					{{ template "upstream" (dict "Container" $container "Address" $address "Network" $containerNetwork) }}
 				{{ end }}
+			{{ else }}
+				# Cannot connect to network of this container
+				server 127.0.0.1 down;
 			{{ end }}
 		{{ end }}
 	{{ end }}