diff --git a/include/chromebook.sh b/include/chromebook.sh
deleted file mode 100644
index 0becc601..00000000
--- a/include/chromebook.sh
+++ /dev/null
@@ -1,129 +0,0 @@
-# SPDX-License-Identifier: GPL-3.0-or-later
-
-# Copyright (c) 2025 Leah Rowe <leah@libreboot.org>
-
-# Import MrChromebox project into xbmk
-
-# NOTE: variable naming scheme:
-#  mr_ for variables/functions dealing with MrChromebox
-#  mx_ for variables/functions pertaining to Libreboot setup
-#	because i am a non-binary blob
-
-spdx="# SPDX-License-Identifier: GPL-3.0-or-later"
-
-# temporary work variables
-mr_tmpdir="" # dir to clone tmp repos in
-
-# NOTE: upstream for our purposes: https://review.coreboot.org/coreboot
-mr_cbrepo="https://github.com/mrchromebox/coreboot"
-mr_cbbranch="MrChromebox-2503" # branch in mrchromebox
-mr_cbrev="ecd9fa6a177e00132ec214252a2b9cebbb01e25f" # relative to base
-mr_cbrevbase="38f5f7c48024d9fca4b6bbd88914423c34da709c" # 25.03 upstream base
-mr_cbtree="chromebook" # tree name in xbmk
-
-# NOTE: upstream for our purposes: https://github.com/tianocore/edk2.git
-mr_edk2repo="https://github.com/mrchromebox/edk2"
-mr_edk2branch="uefipayload_2502" # branch in mrchromebox
-mr_edk2rev="feaf6b976b7cc72a18ed364f273751c943a9e7d0" # relative to base
-mr_edk2revbase="fbe0805b2091393406952e84724188f8c1941837" # 2025.02 upstream
-mr_edk2tree="chromebook" # tree name in xbmk
-
-# mxlibreboot was here
-prep_mr_import()
-{
-	[ -f "$xbmkpwd/CHANGELOG" ] && \
-		err "Project import disabled on releases" "prep_mr_import" "$@"
-
-	mr_tmpdir="`mktemp -d || err "can't make mrtmpdir"`" || \
-	    err "can't make mrtmpdir" "prep_mr_coreboot" "$@"
-	x_ remkdir "$mr_tmpdir"
-
-	x_ prep_mx_edk2conf
-
-	x_ prep_mr_projects
-
-	x_ rm -Rf "$mr_tmpdir"
-}
-
-# create config/git/edk2/pkg.cfg
-prep_mx_edk2conf()
-{
-	x_ remkdir "config/git/edk2"
-
-	x_ prep_mr_file "config/git/edk2/pkg.cfg" \
-	    "$spdx" \
-	    "" \
-	    "rev=\"HEAD\"" \
-	    "url=\"https://codeberg.org/libreboot/edk2\"" \
-	    "bkup_url=\"https://git.disroot.org/libreboot/edk2\""
-}
-
-# prep config/PROJECT/TREE/ for various projects
-prep_mr_projects()
-{
-	x_ prep_mr "coreboot" "$mr_cbrepo" "$mr_cbbranch" "$mr_cbrev" \
-	    "$mr_cbrevbase" "$mr_cbtree"
-	x_ prep_mr "edk2" "$mr_edk2repo" "$mr_edk2branch" "$mr_edk2rev" \
-	    "$mr_edk2revbase" "$mr_edk2tree"
-}
-
-# create config/PROJECT/TREE/target.cfg
-# and config/PROJECT/TREE/patches/
-prep_mr()
-{
-	mr_projectname="$1"
-	mr_repo="$2"
-	mr_branch="$3"
-	mr_rev="$4"
-	mr_revbase="$5"
-	mr_tree="$6"
-
-	x_ prep_mr_clone "$@"
-	x_ prep_mr_patch "$@"
-	x_ prep_mr_file "config/$1/$6/target.cfg" \
-	    "$spdx" \
-	    "" \
-	    "tree=\"$6\"" \
-	    "rev=\"$5\""
-}
-
-prep_mr_clone()
-{
-	mr_tmpclone="$mr_tmpdir/$1"
-
-	x_ git clone "$2" "$mr_tmpclone"
-
-	x_ git -C "$mr_tmpclone" checkout "$3"
-	# we don't reset, because we format-patch between revbase..rev
-}
-
-prep_mr_patch()
-{
-	mr_tmpclone="$mr_tmpdir/$1"
-	mx_patchdir="config/$1/$6/patches"
-
-	x_ remkdir "$mx_patchdir"
-	if [ "$4" != "$5" ]; then
-		x_ git -C "$mr_tmpclone" format-patch $5..$4
-		x_ mv "$mr_tmpclone"/*.patch "$mx_patchdir"
-	fi
-	# if no patches were created, rmdir will succeed
-	rmdir "$mx_patchdir" 1>/dev/null 2>/dev/null || :
-}
-
-prep_mr_file()
-{
-	mr_filename="$1"
-	shift 1
-
-	x_ rm -f "$mr_filename"
-
-	while [ $# -gt 0 ]
-	do
-		printf "%s\n" "$1" >> "$mr_filename" || \
-		    err "Can't write '$1' to '$mr_filename'" prep_mr_file "$@"
-		shift 1
-	done
-
-	printf "Created '%s'\n" "$mr_filename"
-}
diff --git a/include/common.sh b/include/common.sh
index 89a42073..a8f3435f 100644
--- a/include/common.sh
+++ b/include/common.sh
@@ -8,12 +8,10 @@
 . "include/rom.sh"
 . "include/release.sh"
 . "include/get.sh"
-. "include/chromebook.sh"
 
 xbcommands=" \
 version \
 release \
 download \
 inject \
-prep_mr_import \
 "