From 494bd3f41249341be82cb677d4941445743baa22 Mon Sep 17 00:00:00 2001
From: Jamie Nguyen <j@jamielinux.com>
Date: Tue, 17 Jul 2018 14:34:26 +0100
Subject: [PATCH] Add version to docker-compose.yml snippets

---
 README.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/README.md b/README.md
index 2ea3004..580a11c 100644
--- a/README.md
+++ b/README.md
@@ -32,6 +32,8 @@ docker run --restart always --name mail -d bytemark/smtp
 #### Via Docker Compose:
 
 ```
+version: '3'
+services:
   mail:
     image: bytemark/smtp
     restart: always
@@ -57,6 +59,8 @@ docker run --restart always --name mail \
 #### Via Docker Compose:
 
 ```
+version: '3'
+services:
   mail:
     image: bytemark/smtp
     restart: always