diff --git a/x230/README.md b/x230/README.md
index fd4308a..7d538d9 100644
--- a/x230/README.md
+++ b/x230/README.md
@@ -33,7 +33,7 @@ beautiful:
 * [How to rebuild](#how-to-reproduce-the-release-images)
 
 ## TL;DR
-1. run `sudo ./x230_before_first_install.sh` on your current X230 Linux system
+1. run `sudo ./x230_skulls.sh` on your current X230 Linux system
 2. Power down, remove the battery. Remove the keyboard and palmrest. Connect
 a hardware flasher to an external PC (or a Raspberry Pi with a SPI 8-pin chip clip
 can directly be used), and run
@@ -48,7 +48,7 @@ branch is _not_ meant to be stable. Use it for testing only.
 ## First-time installation
 #### before you begin
 Before starting, run Linux on your X230, install `dmidecode` and run
-`sudo ./x230_before_first_install.sh`. It simply prints system information and
+`sudo ./x230_skulls.sh`. It simply prints system information and
 helps you to be up to date.
 Also make sure you have the latest skulls-x230 package release by running `./upgrade.sh`.
 
diff --git a/x230/release.sh b/x230/release.sh
index 7cb8f72..2bab160 100755
--- a/x230/release.sh
+++ b/x230/release.sh
@@ -133,7 +133,7 @@ cp ../SOURCE.md "$RELEASE_DIR"
 
 # copy in x230 stuff
 cp -a README.md NEWS util LICENSE* functions.sh \
-	x230_before_first_install.sh x230_skulls.sh x230_heads.sh \
+	x230_skulls.sh x230_heads.sh \
 	external_install_bottom.sh external_install_top.sh \
 	upgrade.sh \
 	"$RELEASE_DIR"
diff --git a/x230/x230_before_first_install.sh b/x230/x230_before_first_install.sh
deleted file mode 100755
index 39d772e..0000000
--- a/x230/x230_before_first_install.sh
+++ /dev/null
@@ -1,62 +0,0 @@
-#!/bin/bash
-# SPDX-License-Identifier: GPL-3.0+
-# Copyright (C) 2018, Martin Kepplinger <martink@posteo.de>
-
-source functions.sh
-set -e
-
-usage()
-{
-	echo "Skulls for the X230"
-	echo "  Run this script on the X230 directly."
-	echo "  It checks BIOS and hardware for relevant"
-	echo "  things if you plan to install Skulls"
-	echo "  please make sure dmidecode is installed"
-	echo ""
-	echo "Usage: $0"
-}
-
-args=$(getopt -o h -- "$@")
-if [ $? -ne 0 ] ; then
-	usage
-	exit 1
-fi
-
-eval set -- "$args"
-while [ $# -gt 0 ]
-do
-	case "$1" in
-	-h)
-		usage
-		exit 1
-		;;
-	--)
-		shift
-		break
-		;;
-	*)
-		echo "Invalid option: $1"
-		exit 1
-		;;
-	esac
-	shift
-done
-
-force_x230_and_root
-
-BIOS_VENDOR=$(dmidecode -t bios | grep Vendor | cut -d':' -f2)
-if [[ $BIOS_VENDOR = *"coreboot"* ]] ; then
-	echo "coreboot already installed. Ready to use x230_skulls.sh"
-	exit 0
-fi
-
-BIOS_VERSION=$(dmidecode -s bios-version | grep -o '[1-2].[0-7][0-9]')
-bios_major=$(echo "$BIOS_VERSION" | cut -d. -f1)
-bios_minor=$(echo "$BIOS_VERSION" | cut -d. -f2)
-
-if [ "${bios_minor}" -ge "60" ] ; then
-	echo "Ready to use external_install_bottom.sh and external_install_top.sh"
-else
-	echo -e "The installed original BIOS is very old and doesn't include the latest Embedded Controller Firmware."
-	echo -e "${RED}Please upgrade${NC} before installing coreboot."
-fi
diff --git a/x230/x230_skulls.sh b/x230/x230_skulls.sh
index 8410285..6dbf954 100755
--- a/x230/x230_skulls.sh
+++ b/x230/x230_skulls.sh
@@ -52,6 +52,23 @@ done
 
 force_x230_and_root
 
+BIOS_VENDOR=$(dmidecode -t bios | grep Vendor | cut -d':' -f2)
+if [[ $BIOS_VENDOR != *"coreboot"* ]] ; then
+	BIOS_VERSION=$(dmidecode -s bios-version | grep -o '[1-2].[0-7][0-9]')
+	bios_major=$(echo "$BIOS_VERSION" | cut -d. -f1)
+	bios_minor=$(echo "$BIOS_VERSION" | cut -d. -f2)
+
+	if [ "${bios_minor}" -ge "60" ] ; then
+		echo "Ready to use external_install_bottom.sh and external_install_top.sh"
+		echo "Please run both scripts from a different computer with a"
+		echo "hardware SPI flasher."
+	else
+		echo -e "The installed original BIOS is very old."
+		echo -e "${RED}Please upgrade${NC} from lenovo.com before installing coreboot."
+	fi
+	exit 0
+fi
+
 if [ ! "$have_input_image" -gt 0 ] ; then
 	image_available=$(ls -1 | grep x230_coreboot_seabios || true)
 	if [ -z "${image_available}" ] ; then