diff --git a/READMEv2.md b/READMEv2.md
index 747a921e97a86b0e7ad1905fd71c40b66ed9d4d1..3c64242a074b1c0f773deadb3dfc94654013aad7 100644
--- a/READMEv2.md
+++ b/READMEv2.md
@@ -32,3 +32,19 @@ At this point, you have a NoCloud server ready with the intended modules not con
 16. Sending a test email `echo -e "Subject: test\n\nThis is a test" | sendmail -t root` and check its receipt
 
 Well done.
+
+## Upgrade
+
+1. `sudo tmux`
+2. `cd /root/NoCloud-Auto-Installer; git pull; bash upgrade/All.sh`
+3. Let it unfold and answer the question individually
+4. À la fin vérifier sur chaque serveur en commencant
+    1. That Rkhunter only displays green messages (if necessary, look in `/var/log/rkhunter.log`)
+    2. Clamav detects nothing but fishing for people with their email on nextcloud
+    3. The host names displayed for each client are accessible (`liste-domain.txt | xargs firefox`)
+    4. Stop the maintenance service `cd /home/dockerweb/maintenance; docker-compose down`
+5. Troubleshoot any issues
+
+## Licence
+
+This program is distributed under GPLV3 Licence, see `Licence.txt`