First log into your account. Click on your name in the top right corner (account) and select dashboard. For fast navigation to your dashboard, simply follow the link: https://enter.entryninja.com/dashboard
On your dashboard navigate yourself to the registration of the event you would like to change the distance.
On your registration page click on change class button and choose your new batch or distance.
If no batch or distance is available in your desired time, it means that batch/distance has been sold out.
All changes have a R50 administration fee