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# How to set the cache expiry for CDN content in a pull zone

You can set your own cache expiry time to control cache system on our CDN edge servers. 

|| The Cache Expiry Time option determines **how long** your content should be stored in the CDN cache. 

To set Cache Expiry time, follow the simple steps below;

1. Go to the **Options** tab in the Pull zone's manage page +

![](https://storage.crisp.chat/users/helpdesk/website/2d4cd5516f670e00/circle-the-options-tab_1y4hjem.png)

2. Under **Cache Expiry** enter the time in _minutes_ and click the **Save Cache Expiry Time** button

![](https://storage.crisp.chat/users/helpdesk/website/2d4cd5516f670e00/screenshot-2023-12-20-at-50936_eplasl.png)

Your Cache Expiry Time will now be set for your pull zone

| Cache expiry time must be in minutes (min=1, max=71582788).