Update 0.1.6.md

documentation/docs/changelog/0.1.6.md

@@ -36,6 +36,7 @@ Not yet released.
 - MySQL service is now listening on both `localhost` and `127.0.0.1`
 - New default OpenAdmin theme
 - Added checks to remove apt cache and temporary files after install process
+- Custom cron file `/etc/cron.d/openpanel`
 
 
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@@ -159,4 +160,7 @@ To update navigate to *OpenAdmin > General Settings* section and if new update i
 
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+##### /etc/cron.d/openpanel
+
+OpenPanel now utilizes a custom cron file located at `/etc/cron.d/openpanel` instead of relying on the root user's crontab. This allows the root user to add custom cronjobs without the risk of them being overwritten during OpenPanel updates.