diff --git a/content/en/docs/concepts/workloads/controllers/cron-jobs.md b/content/en/docs/concepts/workloads/controllers/cron-jobs.md
index d1e6449f15..13b304b120 100644
--- a/content/en/docs/concepts/workloads/controllers/cron-jobs.md
+++ b/content/en/docs/concepts/workloads/controllers/cron-jobs.md
@@ -21,6 +21,11 @@ on a given schedule, written in [Cron](https://en.wikipedia.org/wiki/Cron) forma
 All **CronJob** `schedule:` times are based on the timezone of the master where the job is initiated.
 {{< /note >}}
 
+When creating the manifest for a CronJob resource, make sure the name you provide
+is no longer than 52 characters. This is because the CronJob controller will automatically
+append 11 characters to the job name provided and there is a constraint that the
+maximum length of a Job name is no more than 63 characters.
+
 For instructions on creating and working with cron jobs, and for an example of a spec file for a cron job, see [Running automated tasks with cron jobs](/docs/tasks/job/automated-tasks-with-cron-jobs).
 
 {{% /capture %}}