If you still have time remaining in your current billing period, you can undo your cancellation:

  1. Go to hubermanlab.supercast.com and log in
  2. Click Manage Subscription under your initials in the top right corner
  3. Click Undo Cancellation under Plan and Billing

Your Premium membership will continue without interruption. If you've already reached the end of your billing period, you'll need to subscribe again.

For more information, see this help article.