Our hosting nodes use Multi-PHP Manager which allows each site to choose the PHP version that the site uses.
To change the version your account is using:
1. Log into the cPanel for your account
2. Once logged in, click on the icon called "MultiPHP Manager"
3. The drop down box labelled "PHP Version" will allow you to select the PHP Version that you would like to use
4. Select the check boxes of the sites you want to change.
5. Click the `Apply` button.