diff --git a/config/etc/fstab b/config/etc/fstab
index c58acd2..c379b27 100644
--- a/config/etc/fstab
+++ b/config/etc/fstab
@@ -6,3 +6,6 @@
 /dev/mapper/root-unlocked / btrfs relatime 0 0
 UUID=%boot_uuid% /boot btrfs relatime 0 0
 UUID=%esp_uuid% /boot/efi vfat relatime 0 0
+
+UUID=%disk1_uuid% /longhorn/01 ext4 relatime 0 0
+UUID=%disk2_uuid% /longhorn/02 ext4 relatime 0 0
diff --git a/hardware/hetzner_ax51-nvme/parted.sh b/hardware/hetzner_ax51-nvme/parted.sh
index d96863d..2827f89 100755
--- a/hardware/hetzner_ax51-nvme/parted.sh
+++ b/hardware/hetzner_ax51-nvme/parted.sh
@@ -14,4 +14,9 @@ parted /dev/nvme0n1 mkpart primary 1022GB 1024GB
 # set flag for ESP
 parted /dev/nvme0n1 set 3 boot on
 
+parted /dev/nvme1n1p1 mklabel gpt
+parted /dev/nvme1n1p1 mkpart primary 1 -1
+parted /dev/nvme2n1p1 mklabel gpt
+parted /dev/nvme2n1p1 mkpart primary 1 -1
+
 sleep 1
diff --git a/post-debootstrap-installer.sh b/post-debootstrap-installer.sh
index f596e5b..0dc4394 100755
--- a/post-debootstrap-installer.sh
+++ b/post-debootstrap-installer.sh
@@ -50,9 +50,12 @@ fi
 root_uuid=$(blkid --output value "$(cryptsetup status root-unlocked | grep device | perl -pe 's#.*device.* (.*)#$1#')" | head -n1)
 boot_uuid=$(blkid --output value "/hardware-setup/hardware/${1}/boot" | head -n1)
 esp_uuid=$(blkid --output value "/hardware-setup/hardware/${1}/esp" | head -n1)
+disk1_uuid=$(blkid --output value "/dev/nvme1n1p1" | head -n1)
+disk2_uuid=$(blkid --output value "/dev/nvme2n1p2" | head -n1)
 sed -i "s/%root_uuid%/${root_uuid}/" /etc/crypttab
 sed -i "s/%boot_uuid%/${boot_uuid}/" /etc/fstab
-sed -i "s/%esp_uuid%/${esp_uuid}/" /etc/fstab
+sed -i "s/%disk1_uuid%/${disk1_uuid}/" /etc/fstab
+sed -i "s/%disk2_uuid%/${disk2_uuid}/" /etc/fstab
 
 # after cryptsetup, mdadm, ... because of update-initramfs
 apt-get -y install linux-image-amd64
diff --git a/setup.sh b/setup.sh
index 2e502c0..a1df071 100755
--- a/setup.sh
+++ b/setup.sh
@@ -39,6 +39,12 @@ mkfs.fat "$esp"
 mkdir "$chroot/boot/efi"
 mount "$esp" "$chroot/boot/efi"
 
+# additional data disks
+mkfs.ext4 /dev/nvme1n1p1
+mkdir "$chroot/longhorn/01"
+mkfs.ext4 /dev/nvme2n1p1
+mkdir "$chroot/longhorn/02"
+
 
 # debootstrap