diff --git a/main/postmarketos-mkinitfs/APKBUILD b/main/postmarketos-mkinitfs/APKBUILD
index 050fb3a88..6dfc897a2 100644
--- a/main/postmarketos-mkinitfs/APKBUILD
+++ b/main/postmarketos-mkinitfs/APKBUILD
@@ -1,5 +1,5 @@
 pkgname=postmarketos-mkinitfs
-pkgver=0.12.3
+pkgver=0.13.0
 pkgrel=0
 pkgdesc="Tool to generate initramfs images for postmarketOS"
 url="https://postmarketos.org"
@@ -42,5 +42,5 @@ sha512sums="5037cb7285bb7c0c40ca9e6df332d882ef9a8b379756c785f921e062dab1b7e7f313
 995b4d15e6b248d55d53221ec52674e62d74f0be539ac2ab26d4279544e2bece7aa58810dd831e1b2f08f0520fc9a8dff3ad4df52a46ef73f61e462f74f68c48  init.sh.in
 683b1784cc6572717dd805caabea38fac1780b03ff3540b888aab4fd91ccae404634874e6c9fa39f723186821a849844c6df1235bdcbf47b2de6b7f483c42178  init_functions.sh
 7201d4640a3e9ead8a47ffd9916b068476b7d950760a84c37e02268c942d49896bc986da6bdee27e832639c90775354d68046a6475205d8d1da995b068120d8f  mkinitfs.sh
-5105fcc5f2094009937b378c8d383270f4fcd0133d0e60268806a7d09966613f4ebfa93d7e1b90b5d83d0c5b1664a0b3fc7562e52cc1e0ca6cd54ff442b03e84  mkinitfs_functions.sh
+d593b921bd6c0204af874266060667d78a232c0131ce7f0ad4124f9b240fcbb6ac2a8a2b8ee30d27d78bed8c1a506c4e6cb13b57c33cee3a00a7d96eca45a7f3  mkinitfs_functions.sh
 c7a3c33daeb12b33ac72207191941c4d634f15c22958273b52af381a70ebaba1d3a9299483f0c447d9e66c560151fe7b9588bb4bbef2c8914f83185984ee4622  mkinitfs_test.sh"
diff --git a/main/postmarketos-mkinitfs/mkinitfs_functions.sh b/main/postmarketos-mkinitfs/mkinitfs_functions.sh
index 403ae8d11..e9bbd07da 100644
--- a/main/postmarketos-mkinitfs/mkinitfs_functions.sh
+++ b/main/postmarketos-mkinitfs/mkinitfs_functions.sh
@@ -405,20 +405,25 @@ create_bootimg()
 append_or_copy_dtb()
 {
 	[ -n "${deviceinfo_dtb}" ] || return
-	dtb="/usr/share/dtb/${deviceinfo_dtb}.dtb"
+	echo "==> kernel: device-tree blob operations"
+	dtb=""
+	for filename in $deviceinfo_dtb; do
+		if ! [ -e "/usr/share/dtb/$filename.dtb" ]; then
+			echo "ERROR: File not found: $dtb"
+			exit 1
+		fi
+		dtb="$dtb /usr/share/dtb/$filename.dtb"
+	done
 	# shellcheck disable=SC2039
 	kernel="${outfile/initramfs-/vmlinuz-}"
-	echo "==> kernel: device-tree blob operations"
-	if ! [ -e "$dtb" ]; then
-		echo "ERROR: File not found: $dtb"
-		exit 1
-	fi
 	if [ "${deviceinfo_append_dtb}" = "true" ]; then
 		echo "==> kernel: appending device-tree ${deviceinfo_dtb}"
-		cat "$kernel" "$dtb" > "${kernel}-dtb"
+		# shellcheck disable=SC2086
+		cat "$kernel" $dtb > "${kernel}-dtb"
 	else
 		echo "==> kernel: copying dtb ${deviceinfo_dtb} to boot partition"
-		cp "$dtb" "$(dirname "${outfile}")"
+		# shellcheck disable=SC2086
+		cp $dtb "$(dirname "${outfile}")"
 	fi
 }