diff --git a/sdk_lib/make_chroot.sh b/sdk_lib/make_chroot.sh
index 156bb7f7d3..5f64193619 100755
--- a/sdk_lib/make_chroot.sh
+++ b/sdk_lib/make_chroot.sh
@@ -471,14 +471,11 @@ early_enter_chroot "${CHROOT_TRUNK_DIR}/chromite/bin/cros_setup_toolchains" \
 info "Deselecting dhcpcd"
 early_enter_chroot $EMERGE_CMD --deselect dhcpcd
 
-# TODO: Hack! Link in functions.sh
-early_enter_chroot cp /etc/init.d/functions.sh /tmp
-
 # openrc is included in stage3. We don't need it.
 info "Unmerge openrc"
 early_enter_chroot $EMERGE_CMD --unmerge sys-apps/openrc sys-apps/sysvinit sys-fs/udev-init-scripts
 
-early_enter_chroot cp /tmp/functions.sh /etc/init.d/functions.sh
+early_enter_chroot INSTALL_MASK="" $EMERGE_CMD coreos-base/efunctions
 
 info "Running emerge curl sudo ..."
 early_enter_chroot $EMERGE_CMD -uNv $USEPKG --select $EMERGE_JOBS \