diff --git a/debian/chroot.install b/debian/chroot.install
index a936bcf..b8ec89e 100755
--- a/debian/chroot.install
+++ b/debian/chroot.install
@@ -8,6 +8,8 @@ else
 	printf '%b\n' "Please check the hard drive to use"
 	exit 0
 fi
+## Which version of Debian should be installed
+debian_version="stretch"
 ## Computer hostname
 ## If empty, the script will try to get one with nslookup
 new_hostname=""
@@ -166,7 +168,7 @@ fi
 swapon -- /dev/mapper/"${vgname}"-swap
 ## }}}
 ## Run debootstrap
-debootstrap --arch amd64 --include="${dbs_pkg_include}" --exclude="${dbs_pkg_exclude}" stretch /target http://ftp.fr.debian.org/debian
+debootstrap --arch amd64 --include="${dbs_pkg_include}" --exclude="${dbs_pkg_exclude}" "${debian_version}" /target http://ftp.fr.debian.org/debian
 
 # }}}
 # Configure system {{{
@@ -250,7 +252,7 @@ fi
 ## Call a latecommand script {{{
 wget -O /tmp/latecommand.tar.gz "https://git.ipr.univ-rennes1.fr/cellinfo/tftpboot/raw/master/scripts/latecommand.tar.gz" --no-check-certificate
 tar xzf /tmp/latecommand.tar.gz -C /target/tmp/
-chroot /target /bin/sh /tmp/latecommand/post.stretch.sh
+chroot /target /usr/bin/env debian_version="${debian_version}" /bin/sh /tmp/latecommand/post."${debian_version}".sh
 
 ## }}}
 ## SSH {{{