Add latest changes from gitlab-org/gitlab@master

1 files changed, 1 insertions, 0 deletions

diff --git a/doc/topics/cron/index.md b/doc/topics/cron/index.md
index b437541e0ea..ca1bc7f40f2 100644
--- a/doc/topics/cron/index.md
+++ b/doc/topics/cron/index.md
@@ -42,6 +42,7 @@ are valid:
 - Run once a month on the 2nd Monday: `0 0 * * 1#2`
 - Run once a year at midnight of 1 January: `0 0 1 1 *`
 - Run every other Sunday at 0900 hours: `0 9 * * sun%2`
+  - This syntax is from the [fugit modulo extension](https://github.com/floraison/fugit#the-modulo-extension)
 
 For complete cron documentation, refer to the
 [crontab(5) — Linux manual page](https://man7.org/linux/man-pages/man5/crontab.5.html).