diff --git a/debian/chroot.install b/debian/chroot.install
index bb87bc3..b00e4d8 100755
--- a/debian/chroot.install
+++ b/debian/chroot.install
@@ -9,7 +9,8 @@ else
 	exit 0
 fi
 ## Computer hostname
-new_hostname="ks10"
+## If empty, the script will try to get one with nslookup
+new_hostname=""
 ## Volume Group name to use for LVM
 vgname="ovhsys"
 ## If the script should manage the partitions (delete, add,…)
@@ -227,7 +228,14 @@ chroot /target update-grub
 
 ## }}}
 ## Hostname {{{
-printf '%b\n' "${new_hostname}" > /target/etc/hostname
+
+if [ -z "${new_hostname}" ]; then
+	lookup_hostname=$(nslookup "${net_address}" || echo "server name = new_server")
+	get_hostname=$(echo "${lookup_hostname}" | awk '/name =/{print $4;}' | cut -d. -f1)
+	printf '%b\n' "${get_hostname}" > /target/etc/hostname
+else
+	printf '%b\n' "${new_hostname}" > /target/etc/hostname
+fi
 #printf '%b\n' "127.0.0.1       ${new_hostname}" >> /target/etc/hosts
 
 ## }}}