diff --git a/debian/chroot.mount b/debian/chroot.mount
index 96cf48a..25fdd17 100755
--- a/debian/chroot.mount
+++ b/debian/chroot.mount
@@ -11,8 +11,8 @@ fi
 
 ## If empty, the script will try to get one with nslookup
 new_hostname=""
-## Volume Group name to use for LVM
-vgname="${new_hostname}vg"
+## Try to guess the VG name by using the last VG detected
+vgname=$(vgdisplay --short | tail -n 1 | sed 's/.*"\(.*\)" .*/\1/')
 ## If the script should create extra volume (eg. backup, virt, Proxmox,…)
 manage_extra_lv=0
 ## Colors definition {{{