diff --git a/board/czechlight/clearfog/mk-rauc-bundle.sh b/board/czechlight/clearfog/mk-rauc-bundle.sh
index 8d82432..12241fb 100755
--- a/board/czechlight/clearfog/mk-rauc-bundle.sh
+++ b/board/czechlight/clearfog/mk-rauc-bundle.sh
@@ -3,19 +3,30 @@
 RAUC_BUILD_DIR=${BUILD_DIR}/rauc-work-tmp
 RAUC_IMAGE=${BINARIES_DIR}/update.raucb
 ROOTFS_NAME=rootfs.tar.xz
+EMPTY_TAR_NAME=cfg.tar.xz
+RAUC_HOOK=${RAUC_BUILD_DIR}/hook.sh
 
 rm -rf ${RAUC_BUILD_DIR}
 mkdir ${RAUC_BUILD_DIR}
 rm -f ${RAUC_IMAGE}
 
 ln ${BINARIES_DIR}/${ROOTFS_NAME} ${RAUC_BUILD_DIR}/
+tar -cJf ${RAUC_BUILD_DIR}/${EMPTY_TAR_NAME} -T /dev/null
+cp ${BR2_EXTERNAL_CZECHLIGHT_PATH}/board/czechlight/common/rauc-hook.sh ${RAUC_HOOK}
 cat > ${RAUC_BUILD_DIR}/manifest.raucm << EOF
 [update]
 compatible=czechlight-clearfog
 version=dev
 
+[hooks]
+filename=hook.sh
+
 [image.rootfs]
 filename=${ROOTFS_NAME}
+
+[image.cfg]
+filename=${EMPTY_TAR_NAME}
+hooks=post-install
 EOF
 
 rauc \