diff --git a/README.md b/README.md
index 314873b..e90f001 100644
--- a/README.md
+++ b/README.md
@@ -21,3 +21,12 @@ The scripts to do the actual offsite backup cloning is up to the user.
 There should be a file (defaults to `repos` sibling file, see `repos.dist`) that defines these scripts and the order of their invocation.
 Note, this is no shell script that is called but line by line interpreted.
 You can also give another file using the `--repos` CLI argument.
+
+## Registering with Cron
+
+In order to regularly check for updates, you can use cron (or systemd timers) to run the script regularly.
+To use cron, just put something like this to your crontab (or any file in `/etc/cron.d`):
+
+```
+*/10 *  * * *   root /root/bup-backup-sync/bup-sync-trigger.sh
+```