diff --git a/README.md b/README.md
index 157b904..39461d5 100644
--- a/README.md
+++ b/README.md
@@ -268,6 +268,9 @@ Any system that has a cron-like system can easily setup restic backups as well.
    $ sudo make install-cron
    ```
    * This assumes that your cron supports dropping files into `/etc/cron.d/`. If that is not the case, simply copy the relevant contents of the installed `/etc/cron.d/restic` in to your `/etc/crontab`.
+   ```console
+   # grep "^@.*restic_" /etc/cron.d/restic >> /etc/crontab
+   ```
 1. Fill out [configuration values](#2-configure-b2-credentials-locally) in `/etc/restic`.
 1. [Initialize](#3-initialize-remote-repo) the remote repo.
 	Source the profile to make all needed configuration available to `restic(1)`. All commands after this assumes the profile is sourced in the current shell.