diff --git a/docs/guides/automation/cronie.md b/docs/guides/automation/cronie.md
index 8e23fe50c3..82fd5f88da 100644
--- a/docs/guides/automation/cronie.md
+++ b/docs/guides/automation/cronie.md
@@ -113,7 +113,6 @@ The content discussed so far are simplistic options, but what about more complex
 2. What should you do if the specified command or script is not run correctly?
 Check the /var/log/cron* file, use `journalctl -u crond.service` to check the information about the daemon process, whether the script has x permission, etc., for troubleshooting.
 3. In addition to cronie, what cron variants are there?
-[ dcron ](http://www.jimpryor.net/linux/dcron.html), the latest version is 4.5 (2011-50-01).
 [ fcron ](http://fcron.free.fr/), the latest version is 3.3.0 (dev, 2016-08-14).
 [ bcron ](http://untroubled.org/bcron/), the latest version is 0.11 (2015-08-12).
 [ cronsun ](https://github.com/shunfei/cronsun), the latest version 0.3.5 (2018-11-20).