diff --git a/userdata/README.md b/userdata/README.md
index 0976dcb..17372dc 100644
--- a/userdata/README.md
+++ b/userdata/README.md
@@ -3,7 +3,8 @@
 ```bash
 # NOTE(arnaud) we need large for the kubernetes ex.
 c=20
-openstack server create --user-data isen-postinstall.sh --min $c --max $c --flavor large --image 'Debian 12' --net public --key-name arnaud-choupinette isen
+#openstack server create --user-data isen-postinstall.sh --min $c --max $c --flavor large --image 'Debian 12' --net public --key-name arnaud-choupinette isen
+openstack server create --user-data isen-postinstall.sh --min $c --max $c --flavor c3-16 --image 'Debian 12' --net Ext-Net --key-name arnaud-choupinette isen
 ```
 
 # List jumps