diff --git a/scripts/create-uefi.sh b/scripts/create-uefi.sh
new file mode 100755
index 0000000..0f39149
--- /dev/null
+++ b/scripts/create-uefi.sh
@@ -0,0 +1,23 @@
+#! /usr/bin/env nix-shell
+#! nix-shell -i bash -p parted
+
+DISK=/dev/mmcblk0
+BOOT_DIR=/mnt/nixos/boot
+
+echo "Create partition table."
+parted --script $DISK mklabel gpt
+parted --script $DISK mkpart ESP fat32 0% 1GiB
+parted --script $DISK set 1 esp on
+
+echo "Create boot partition."
+mkfs.fat -F32 -n BOOTTOFRMT "$DISK"p1
+sleep 5
+
+echo "Mount partitions."
+mkdir -p $BOOT_DIR
+mount /dev/disk/by-label/BOOTTOFRMT $BOOT_DIR
+
+echo "Create UEFI"
+curl -o /tmp/pi4-uefi.zip -L https://github.com/pftf/RPi4/releases/download/v1.35/RPi4_UEFI_Firmware_v1.35.zip
+unzip /tmp/pi4-uefi.zip -d $BOOT_DIR
+sync
diff --git a/scripts/format-disk.py b/scripts/format-disk.py
deleted file mode 100755
index efe3b9d..0000000
--- a/scripts/format-disk.py
+++ /dev/null
@@ -1,199 +0,0 @@
-#! /usr/bin/env nix-shell
-#! nix-shell -i python3 -p python3 parted
-
-import getpass
-import os
-import sys
-import subprocess
-import zipfile
-
-from time import sleep
-
-from urllib.request import urlretrieve
-
-
-def _run_command(command, user_input=""):
-    if user_input:
-        result = subprocess.run(
-            command, capture_output=True, text=True, check=True, input=user_input
-        )
-    else:
-        result = subprocess.run(command, capture_output=True, text=True, check=True)
-    return result
-
-
-def _get_system_memory():
-    mem_bytes = os.sysconf("SC_PAGE_SIZE") * os.sysconf("SC_PHYS_PAGES")
-    mem_gib = mem_bytes / (1024.0**3)
-    return round(mem_gib)
-
-
-def _y_n(question):
-    answer = input("{} (Y/N): ".format(question))
-    if answer.lower() == "y":
-        return True
-    if answer.lower() == "n":
-        return False
-    print("Please only answer with Y or N!")
-    sys.exit(1)
-
-
-def read_disks():
-    output = _run_command(["lsblk", "-dpno", "name"])
-    disks = []
-    for disk in output.stdout.splitlines():
-        if "loop" in disk:
-            continue
-        disks.append(disk)
-    return disks
-
-
-def create_menu(disks):
-    for position, disk in enumerate(disks):
-        print("{}: {}".format(position, disk))
-
-
-def get_disk_to_format():
-    disk_to_format = input("Which disk dou you want to format?: ")
-    return int(disk_to_format)
-
-
-def create_partition_table(disk):
-    print("Create partition table.")
-    _run_command(["parted", "--script", disk, "mklabel", "gpt"])
-    sleep(5)
-
-
-def _partition_suffix(disk):
-    prefixes = ["nvmne", "mmc"]
-    if any(prefix in disk for prefix in prefixes):
-        return "p"
-    return ""
-
-
-def _get_uefi():
-    filename = "RPi4_UEFI_Firmware_v1.35.zip"
-    url = f"https://github.com/pftf/RPi4/releases/download/v1.35/{filename}"
-    retrieved_file, _ = urlretrieve(url, f"/tmp/{filename}")
-    return retrieved_file
-
-
-def _extract_uefi(path_to_zip, partition):
-    with zipfile.ZipFile(path_to_zip, "r") as zip_ref:
-        zip_ref.extractall(partition)
-
-
-def _create_uefi():
-    print("Create UEFI partition.")
-    filename = _get_uefi()
-    _extract_uefi(filename, "/mnt/nixos/boot")
-
-
-def create_boot_partition(disk):
-    boot_partition = "{}{}1".format(disk, _partition_suffix(disk))
-    print("Create boot partition {}.".format(boot_partition))
-    sleep(1)
-    _run_command(["parted", "--script", disk, "mkpart", "ESP", "fat32", "0%", "1GiB"])
-    sleep(1)
-    _run_command(["parted", "--script", disk, "set", "1", "esp", "on"])
-    sleep(1)
-    _run_command(["mkfs.fat", "-F", "32", "-n", "BOOTTOFRMT", boot_partition])
-    sleep(5)
-
-
-def create_main_partition(disk):
-    print("Create main partition.")
-    _run_command(["parted", "--script", disk, "mkpart", "primary", "1GiB", "100%"])
-    return "{}{}2".format(disk, _partition_suffix(disk))
-
-
-def _create_ext4():
-    _run_command(["lvcreate", "-l", "100%FREE", "grouptoformat", "-n", "ROOTTOFRMT"])
-    _run_command(["mkfs.ext4", "-L", "ROOTTOFRMT", "/dev/grouptoformat/ROOTTOFRMT"])
-
-
-def _create_f2fs():
-    _run_command(["mkfs.f2fs", "-l", "ROOTTOFRMT", "/dev/mapper/crypttoformat"])
-
-
-def _create_swap():
-    memory = _get_system_memory()
-    print("Create swap partition of {} GiB in size".format(memory))
-    _run_command(
-        ["lvcreate", "-L", "{}G".format(memory), "grouptoformat", "-n", "SWAPTOFRMT"]
-    )
-    _run_command(["mkswap", "-L", "SWAPTOFRMT", "/dev/grouptoformat/SWAPTOFRMT"])
-
-
-def _encrypt_disk(partition_path):
-    password = getpass.getpass()
-    print("Encrypting disk.")
-    _run_command(
-        ["cryptsetup", "luksFormat", "-q", partition_path],
-        user_input=password,
-    )
-    _run_command(
-        ["cryptsetup", "open", partition_path, "crypttoformat"], user_input=password
-    )
-    return "/dev/mapper/crypttoformat"
-
-
-def _setup_lvm(lvm_target):
-    print("Set up LVM on {}.".format(lvm_target))
-    _run_command(["pvcreate", lvm_target])
-    _run_command(["vgcreate", "grouptoformat", lvm_target])
-
-
-def mount_partitions(
-    root_src="/dev/disk/by-label/ROOTTOFRMT",
-    boot_src="/dev/disk/by-label/BOOTTOFRMT",
-    root_target="/mnt/nixos",
-    boot_target="/mnt/nixos/boot",
-):
-    print("Mounting partitions.")
-    sleep(5)
-    os.makedirs(root_target, exist_ok=True)
-    _run_command(["mount", root_src, root_target])
-    os.makedirs(boot_target, exist_ok=True)
-    _run_command(["mount", boot_src, boot_target])
-
-
-def create_pc(partition, swap, encryption):
-    print("Creating filesystems.")
-    if encryption:
-        lvm_target = "/dev/mapper/crypttoformat"
-        _encrypt_disk(partition)
-    else:
-        lvm_target = partition
-    _setup_lvm(lvm_target)
-    if swap:
-        _create_swap()
-    _create_ext4()
-
-
-def create_raspi(main_partition):
-    print("Create filesystems.")
-    _encrypt_disk(main_partition)
-    _create_f2fs()
-    mount_partitions()
-    _create_uefi()
-
-
-def main():
-    disks = read_disks()
-    create_menu(disks)
-    disk_to_format = disks[get_disk_to_format()]
-    raspi = _y_n("Do you want to setup a Raspi?")
-    create_partition_table(disk_to_format)
-    create_boot_partition(disk_to_format)
-    main_partition = create_main_partition(disk_to_format)
-    if raspi:
-        create_raspi(main_partition)
-    else:
-        swap = _y_n("Do you need swap?")
-        encryption = _y_n("Do you need encryption?")
-        create_pc(main_partition, swap, encryption)
-
-
-if __name__ == "__main__":
-    main()
diff --git a/scripts/format-disk.sh b/scripts/format-disk.sh
new file mode 100755
index 0000000..0c1993f
--- /dev/null
+++ b/scripts/format-disk.sh
@@ -0,0 +1,56 @@
+#! /usr/bin/env nix-shell
+#! nix-shell -i bash -p parted
+
+DISK=/dev/mmcblk0
+ROOT_PARTITION="$DISK"p2
+ROOT_DIR=/mnt/nixos
+BOOT_DIR=/mnt/nixos/boot
+
+echo "Create partition table."
+parted --script $DISK mklabel gpt
+parted --script $DISK mkpart ESP fat32 0% 1GiB
+parted --script $DISK set 1 esp on
+
+echo "Create boot partition."
+mkfs.fat -F32 -n BOOTTOFRMT "$DISK"p1
+sleep 5
+
+echo "Create main partition."
+parted --script $DISK mkpart primary 1GiB 100%
+
+echo "Create LUKS partition."
+LUKS_NAME=crypttoformat
+LUKS_PATH=/dev/mapper/$LUKS_NAME
+cryptsetup luksFormat --label cryptroot $ROOT_PARTITION
+cryptsetup open $ROOT_PARTITION $LUKS_NAME
+
+# # PC Setup {
+# echo "Create LVM partition."
+# VGROUP=grouptoformat
+# pvcreate $LUKS_PATH
+# vgcreate $VGROUP $LUKS_PATH
+
+# echo "Create swap partition."
+# lvcreate -L 8G $VGROUP -n SWAPTOFRMT
+# mkswap -L SWAPTOFRMT /dev/$VGROUP/SWAPTOFRMT
+
+# echo "Create ext4"
+# lvcreate -l 100%FREE $VGROUP -n ROOTTOFRMT
+# mkfs.ext4 -L ROOTTOFRMT "/dev/$VGROUP/ROOTTOFRMT"
+# # }
+
+# Raspberry Pi Setup {
+echo "Create f2fs"
+mkfs.f2fs -l ROOTTOFRMT $LUKS_PATH
+# }
+
+echo "Mount partitions."
+mkdir -p $ROOT_DIR
+mount /dev/disk/by-label/ROOTTOFRMT $ROOT_DIR
+mkdir -p $BOOT_DIR
+mount /dev/disk/by-label/BOOTTOFRMT $BOOT_DIR
+
+echo "Create UEFI"
+curl -o /tmp/pi4-uefi.zip -L https://github.com/pftf/RPi4/releases/download/v1.35/RPi4_UEFI_Firmware_v1.35.zip
+unzip /tmp/pi4-uefi.zip -d $BOOT_DIR
+sync