diff --git a/README.md b/README.md
index 18dcb6a..266ee36 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,19 @@
 # fedora-coreos-proxmox
 
-Fedora CoreOS template on proxmox
+Fedora CoreOS template for proxmox
 
 
+### CloudInit
+
+Only these parameters are supported by our cloudinit wrapper :
+
+- User (only one default = admin)
+- Passwd
+- DNS domain
+- DNS Servers
+- SSH public key
+- IP Config (ipv4 only)
+
 ### Script output
 ```
 root@vc0:/opt/fcos-tmplt# ./vmsetup.sh