diff --git a/Makefile b/Makefile
index 80fcff5..2d20aee 100644
--- a/Makefile
+++ b/Makefile
@@ -76,5 +76,5 @@ debian:
 	mkdir debian
 	sudo debootstrap --arch=armel --foreign buster debian/
 	sudo cp /usr/bin/qemu-arm-static debian/usr/bin/
-	sudo cp setup_debian.sh debian/
+	sudo cp ./tools/setup_debian.sh debian/
 	sudo chroot debian /setup_debian.sh
diff --git a/scripts/setup_debian.sh b/tools/setup_debian.sh
similarity index 98%
rename from scripts/setup_debian.sh
rename to tools/setup_debian.sh
index 510570b..c34c8e4 100755
--- a/scripts/setup_debian.sh
+++ b/tools/setup_debian.sh
@@ -46,6 +46,6 @@ DEBIAN_FRONTEND=noninteractive \
                    bash tmux vim htop \
                    midori pcmanfm lxterminal xterm gnome-terminal fonts-noto-cjk \
                    dbus udev build-essential flex bison pkg-config autotools-dev libtool autoconf automake \
-                   python3 python3-dev python3-setuptools python3-wheel python3-pip \
+                   python3 python3-dev python3-setuptools python3-wheel python3-pip python3-smbus \
                    resolvconf net-tools ssh openssh-client avahi-daemon