Is Monk’s Diamond Soul feature intended to grant proficiency in Death saves?

@JeremyECrawford Is Monk's Diamond Soul feature intended to grant proficiency in Death saves?

— Mike Everard (@TheGingrel) January 15, 2016

The monk's Diamond Soul feature grants proficiency in all saves. A death saving throw is a save, so yes. #DnD https://t.co/Q7bVcyOXwg

— Jeremy Crawford (@JeremyECrawford) January 16, 2016