diff --git a/examples/cronjob.md b/examples/cronjob.md
index cf4bd1c..5e5abf2 100644
--- a/examples/cronjob.md
+++ b/examples/cronjob.md
@@ -10,7 +10,7 @@ dateCreated: 2023-06-27T08:28:13.676Z
 
 # How to use cronjobs
 
-This guide provides examples on how to use cronjob to automate tasks.
+This guide provides examples on how to use cronjob to automate tasks. _This was tested on Ubuntu 22.04._
 
 ## Get Started