diff --git a/debian/chroot.install b/debian/chroot.install
index f7b6f1a..e3834f4 100755
--- a/debian/chroot.install
+++ b/debian/chroot.install
@@ -89,35 +89,47 @@ mkswap -L sw01 -- /dev/mapper/"${vgname}"-swap
 ### Root
 mkdir -p -- /target
 mountpoint -q /target            || mount -- /dev/mapper/"${vgname}"-root /target
+### Prepare an fstab file
+printf '%b' "/dev/mapper/${vgname}-root /           ext4 defaults                   0 0" > /tmp/target.fstab
 
 ### boot - grub
 mkdir -p -- /target/boot
 mountpoint -q /target/boot       || mount -- ${hdd}1 /target/boot
+printf '%b' "${hdd}1               /boot       ext3 defaults                   0 0" >> /tmp/target.fstab
 
 ### home LV
 mkdir -p -- /target/home
 mountpoint -q /target/home       || mount -- /dev/mapper/"${vgname}"-home /target/home
+printf '%b' "/dev/mapper/${vgname}-home /home       ext4 defaults                   0 0" >> /tmp/target.fstab
 ### opt LV
 mkdir -p -- /target/opt
 mountpoint -q /target/opt        || mount -- /dev/mapper/"${vgname}"-opt /target/opt
+printf '%b' "/dev/mapper/${vgname}-opt  /opt        ext4 defaults                   0 0" >> /tmp/target.fstab
 ### srv LV
 mkdir -p -- /target/srv
 mountpoint -q /target/srv        || mount -- /dev/mapper/"${vgname}"-srv /target/srv
+printf '%b' "/dev/mapper/${vgname}-srv  /srv        ext4 defaults                   0 0" >> /tmp/target.fstab
 #### bkp LV
 mkdir -p -- /target/srv/backup
 mountpoint -q /target/srv/backup || mount -- /dev/mapper/"${vgname}"-bkp /target/srv/backup
+printf '%b' "/dev/mapper/${vgname}-bkp  /srv/backup ext4 defaults                   0 0" >> /tmp/target.fstab
 ### tmp LV
 mkdir -p -- /target/tmp
+chmod 0777 -- /target/tmp
 mountpoint -q /target/tmp        || mount -- /dev/mapper/"${vgname}"-tmp /target/tmp
+printf '%b' "/dev/mapper/${vgname}-tmp  /tmp        ext4 defaults                   0 0" >> /tmp/target.fstab
 ### usr LV
 mkdir -p -- /target/usr
 mountpoint -q /target/usr        || mount -- /dev/mapper/"${vgname}"-usr /target/usr
+printf '%b' "/dev/mapper/${vgname}-usr  /usr        ext4 defaults                   0 0" >> /tmp/target.fstab
 ### var LV
 mkdir -p -- /target/var
 mountpoint -q /target/var        || mount -- /dev/mapper/"${vgname}"-var /target/var
+printf '%b' "/dev/mapper/${vgname}-var  /var        ext4 defaults                   0 0" >> /tmp/target.fstab
 #### vz LV
 mkdir -p -- /target/var/lib/vz
 mountpoint -q /target/var/lib/vz || mount -- /dev/mapper/"${vgname}"-vz /target/var/lib/vz
+printf '%b' "/dev/mapper/${vgname}-vz   /var/lib/vz ext4 defaults                   0 0" >> /tmp/target.fstab
 
 ### Swap
 swapon -- /dev/mapper/"${vgname}"-swap
@@ -128,22 +140,8 @@ debootstrap --arch amd64 --include="${dbs_pkg_include}" --exclude="${dbs_pkg_exc
 # }}}
 # Configure system {{{
 ## Fstab {{{
-### Use the current mtab content as default fstab file for the target system
-grep target /etc/mtab | grep -vE '(tmpfs|pts|proc|sysfs)' > /target/etc/fstab
-
-### Ensure to enable swap
-grep swap /target/etc/fstab || echo "/dev/mapper/${vgname}-swap    swap    swap     sw,pri=0      0   0" >> /target/etc/fstab
-
-### Add extra tmpfs mount point
-grep "^proc" /target/etc/fstab     || echo "proc                  /proc       proc        rw,nodev,size=100M          0   0" >> /target/etc/fstab
-grep "^sysfs" /target/etc/fstab    || echo "sysfs                 /sys        sysfs       rw,nodev,size=100M          0   0" >> /target/etc/fstab
-grep "/dev/shm" /target/etc/fstab  || echo "tmpfs                 /dev/shm    tmpfs       rw,nodev,size=100M          0   0" >> /target/etc/fstab
-grep "^devpts" /target/etc/fstab   || echo "devpts                /dev/pts    devpts      rw,relatime,size=10240k,nr_inodes=2051120,mode=755 0 0" >> /target/etc/fstab
-grep "/var/tmp" /target/etc/fstab  || echo "/tmp                  /var/tmp    none        rw,bind,size=1M,mode=1777 0 0" >> /target/etc/fstab
-
-### Remove all occurrences to target and avoid double slashs
-sed -i 's;target;;g' /target/etc/fstab
-sed -i 's;//;/;g' /target/etc/fstab
+### Copy the temp fstab file to target
+cp -- /tmp/target.fstab /target/etc/fstab
 ## }}}
 ## Ensure to (re)mount devices for chroot {{{
 mkdir -p -- /target/dev