From bc6766ac26e3901b7906dbf906860d9a4d5ad4ce Mon Sep 17 00:00:00 2001
From: Pierre Jaury <pierre@jaury.eu>
Date: Sun, 24 Apr 2016 16:32:56 +0200
Subject: [PATCH] Add instructions about upgrading

---
 README.md | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/README.md b/README.md
index 8918e7f3..c1752c01 100644
--- a/README.md
+++ b/README.md
@@ -62,6 +62,18 @@ Otherwise, simply edit the ``docker-compose.yml`` to match your requirements. Fi
 docker-compose up -d
 ```
 
+Upgrading the mail server
+=========================
+
+First check upstream for changes in the ``docker-compose.yml`` or in the
+``freeposte.env`` files. Update these files, then simply pull the latest
+images and recreate the containers :
+
+```
+docker-compose pull
+docker-compose up -d
+```
+
 Monitoring the mail server
 ==========================