diff --git a/jsk_fetch_robot/jsk_fetch_startup/config/install_cron.sh b/jsk_fetch_robot/jsk_fetch_startup/config/install_cron.sh
new file mode 100755
index 0000000000..186b8dc4cc
--- /dev/null
+++ b/jsk_fetch_robot/jsk_fetch_startup/config/install_cron.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+jsk_fetch_startup=$(builtin cd "`dirname "${BASH_SOURCE[0]}"`"/.. > /dev/null && pwd)
+
+IFS=':' read -r -a prefix_paths <<< "$CMAKE_PREFIX_PATH"
+current_prefix_path="${prefix_paths[0]}"
+
+set -x
+
+cd $jsk_fetch_startup/cron_scripts
+sudo -u fetch crontab cron_fetch.conf
+echo "Set cron jobs for fetch user"
+sudo -u root crontab cron_root.conf
+echo "Set cron jobs for root user"
+set +x
diff --git a/jsk_fetch_robot/jsk_fetch_startup/cron_scripts/cron_fetch.conf b/jsk_fetch_robot/jsk_fetch_startup/cron_scripts/cron_fetch.conf
new file mode 100644
index 0000000000..839bc9e138
--- /dev/null
+++ b/jsk_fetch_robot/jsk_fetch_startup/cron_scripts/cron_fetch.conf
@@ -0,0 +1 @@
+0 3 * * * bash -c ". /home/fetch/ros/melodic/devel/setup.bash && rosrun jsk_fetch_startup update_workspace.sh &> /home/fetch/ros/melodic/update_workspace.log"
diff --git a/jsk_fetch_robot/jsk_fetch_startup/cron_scripts/cron_root.conf b/jsk_fetch_robot/jsk_fetch_startup/cron_scripts/cron_root.conf
new file mode 100644
index 0000000000..da33972f7e
--- /dev/null
+++ b/jsk_fetch_robot/jsk_fetch_startup/cron_scripts/cron_root.conf
@@ -0,0 +1 @@
+0 4 * * * /sbin/shutdown -r now