diff --git a/FAQ-and-Tips.md b/FAQ-and-Tips.md
index f9af8d5..2aa6af3 100644
--- a/FAQ-and-Tips.md
+++ b/FAQ-and-Tips.md
@@ -110,6 +110,7 @@ services:
 with [docker swarm](https://docs.docker.com/engine/swarm/configs/):
 ```docker-compose
 version: "3.3"
+
 services:
   mail:
     image: tvial/docker-mailserver:latest