-The `ikiwiki-calendar` command can be used to automatically generate the
-archive pages. It also refreshes the wiki, updating the calendars to
-highlight the current day. This command is typically run at midnight from
-cron. An example crontab:
+## Generating archive pages
+
+If option `calendar_autocreate` is not set, the `ikiwiki-calendar` command can
+be used to automatically generate the archive pages. It also refreshes the
+wiki, updating the calendars to highlight the current day. This command is
+typically run at midnight from cron.