The new VM is vm1 (not vm4)
diff --git a/demo-backup/README.md b/demo-backup/README.md
index b16a359..29619c9 100644
--- a/demo-backup/README.md
+++ b/demo-backup/README.md
@@ -1,12 +1,12 @@
 # General description
-Three instances of OFBiz run on the OFBiz demo VM3 at https://ofbiz-vm3.apache.org.
+Three instances of OFBiz run on the OFBiz demo VM at https://ofbiz-vm1.apache.org.
 
 * trunk: the trunk version
 * stable: the last stable version (currently 18.12)
 * next: the next stable version (currently 22.01)
- 
+
 This is the 3rd instance of VM we use hence the 3 in its domain name.
-The root of https://ofbiz-vm3.apache.org is the so called bigfiles directory which is actually at /var/www/ofbiz/big-files.
+The root of https://ofbiz-vm1.apache.org is the so called bigfiles directory which is actually at /var/www/ofbiz/big-files.
 
 We own 3 Apache sub domains
 
@@ -14,23 +14,23 @@
 * https://demo-stable.ofbiz.apache.org
 * https://demo-next.ofbiz.apache.org
 
-The Puppet configuration is at 
-https://github.com/apache/infrastructure-p6/blob/production/data/nodes/ofbiz-vm3.apache.org.yaml
+The Puppet configuration is at
+https://github.com/apache/infrastructure-p6/blob/production/data/nodes/ofbiz-vm1.apache.org.yaml
 It's currently impossible to directly modify, it's a private Github repo.
 Just create an Infra Jira asking for the wanted change...and be patient ;)
 
 # Actions on demos
-SSH to *ofbiz-vm3.apache.org* server (a VM actualy), then follow the below procedure. 
+SSH to *ofbiz-vm1.apache.org* server (a VM actualy), then follow the below procedure.
 You will need to use OTP (One Time Password). For documentation on how to use OPIE (One time Passwords In Everything), see [this page](https://cwiki.apache.org/confluence/display/INFRA/OPIE "OTP doc").
 
->_Note_: **Only run the ofbiz demos using the 'ofbizDemo' user, never run as root.** 
-    
+>_Note_: **Only run the ofbiz demos using the 'ofbizDemo' user, never run as root.**
+
     You need to be registered as a sudoer (ask Infra).
-    
+
     Then sudo to the ofbizDemo user:
 
     sudo -s -u ofbizDemo -H
-      
+
     Sudo uses OTP. Use a tool like https://selfserve.apache.org/otp-md5.html to generate the OTP
     You can then start/stop as required.
 
@@ -49,14 +49,14 @@
 
 You need first to create a branchAA.mm directory under the ofbizDemo directory and to clone the related releaseAA.mm in this new directory. Then to copy and apply the patches contained in the next-manual.sh and  stable-manual.sh files, read the comments in these files for details.
 
-Looking at the Puppet configuration (see above) you will see that you only need to change the next-manual.sh and  stable-manual.sh files to upgrade stable and next demos. Because they are defined in the Puppet configuration by respectively 
+Looking at the Puppet configuration (see above) you will see that you only need to change the next-manual.sh and  stable-manual.sh files to upgrade stable and next demos. Because they are defined in the Puppet configuration by respectively
 
-    stable: ProxyPass / ajp://localhost:18009/  
-    next   : ProxyPass / ajp://localhost:28009/ 
-    
-Finally you need to kill the current stable and next processes before running again the demos using 
+    stable: ProxyPass / ajp://localhost:18009/
+    next   : ProxyPass / ajp://localhost:28009/
 
-    ./all-manual-nicely.sh 
+Finally you need to kill the current stable and next processes before running again the demos using
+
+    ./all-manual-nicely.sh
 
 
 ## Letsencrypt certificate update
@@ -66,18 +66,18 @@
 
 I got this message today (2020-04-17):
 
-    Processing /etc/letsencrypt/renewal/ofbiz-vm3.apache.org.conf
+    Processing /etc/letsencrypt/renewal/ofbiz-vm1.apache.org.conf
     - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
     Cert not yet due for renewal
     - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
     The following certs are not due for renewal yet:
-      /etc/letsencrypt/live/ofbiz-vm3.apache.org/fullchain.pem expires on 2020-06-08 (skipped)
+      /etc/letsencrypt/live/ofbiz-vm1.apache.org/fullchain.pem expires on 2020-06-08 (skipped)
     No renewals were attempted.
     - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 
 and always since: it's OK. Nothing to do, it's automated. :)
 
-# Current restriction 
+# Current restriction
 ~~If you want to restart only a single instance you can respectively use
 trunk-manual-nicely.sh
 stable-manual-nicely.sh