In many directories, the way to claim your podcast listing is by verifying ownership through the email address in your RSS Feed. So here is how you update that email address in your Buzzsprout account so you can claim the listing!
First, head to your Podcast Settings page in your Buzzsprout account. Now, scroll down to the Contact Email field.
Update the email address and click Save Podcast Info. Now you are all set! Don't forget, you may need to clear your cache to see the new email address.