The quote deposit amount is pulled directly from the community page. You can edit the quote amount directly in the Community Page.
Click Properties on the left hand menu:
2. Select Edit Community at the top of the page:
3. Scroll to the bottom and find the Deposit field. There you can edit the deposit amount.
Please remember that this field pulls directly into your quote deposit amount. In your quote, you cannot have anything but numbers in this field
4. As always, click Save Community in the top left. You have successfully updated your community deposit!