diff --git a/hardware/ovh/grub.sh b/hardware/ovh/grub.sh
old mode 100644
new mode 100755
index 76fd73e..6eba726
--- a/hardware/ovh/grub.sh
+++ b/hardware/ovh/grub.sh
@@ -2,5 +2,4 @@
 set -e
 
 
-
-
+echo 'grub-pc/install_devices multiselect /dev/sda, /dev/sdb' | debconf-set-selections
diff --git a/post-debootstrap-installer.sh b/post-debootstrap-installer.sh
index 30eeee3..7de86fe 100755
--- a/post-debootstrap-installer.sh
+++ b/post-debootstrap-installer.sh
@@ -23,7 +23,9 @@ mdadm --examine --scan | perl -pe 's/name\=.*?:/name='"$(cat /etc/hostname)"':/'
 
 # boot
 
-apt-get -y install linux-image-amd64 grub-pc
+/grub.sh
+apt-get -y install linux-image-amd64
+apt-get -y install grub-pc
 
 
 # Docker
diff --git a/setup.sh b/setup.sh
index 0d20b2e..a7a06e0 100755
--- a/setup.sh
+++ b/setup.sh
@@ -39,10 +39,18 @@ mount -t proc none "$chroot/proc"
 mount -t sysfs none "$chroot/sys"
 mount -o bind /dev "$chroot/dev"
 
+
+# copy fstab, crypttab, ...
 cd config
 cp -a * "$chroot"
 cd ..
 
+# copy parted.sh, grub.sh, ...
+cd "hardware/${1}"
+cp -a * "$chroot"
+cd ../..
+
+# copy a couple of other files
 cp -a docker.key \
       post-debootstrap-installer.sh \
       "$chroot"