diff --git a/hanoi-extern-gateway-server-docker.yml b/hanoi-extern-gateway-server-docker.yml
index 8b13789..7d51aaa 100644
--- a/hanoi-extern-gateway-server-docker.yml
+++ b/hanoi-extern-gateway-server-docker.yml
@@ -1 +1,2 @@
 
+foo: bar