Fetch As Google keeps defaulting to “Desktop” :(

I use Fetch As Google almost daily. It's driving me crazy. Google has prioritized the Mobile Index as its primary indexing function. And they've put a dropdown menu on their Fetch tool, offering you a Fetch for either the Desktop or the Mobile:Smartphone options.

Since Google is now prioritizing the Mobile index, when I use their Fetch, I always set the dropdown to "Mobile-Smartphone." But with each Fetch, Google keeps defaulting the dropdown back to Desktop. Grr! Am I missing…

Fetch As Google keeps defaulting to "Desktop" :(