Starbucks Corp. will require its corporate employees to work four days in the office a week, up from three, starting Sept. 29.

Starbucks has told its corporate staff they must work in the office for four days a week or take a payment and quit. Workers will be expected to be in the office between Monday and Thursday starting in October,

Starbucks CEO Brian Niccol said the coffee giant will require many of its employees to work out of office for a minimum four days a week, from the current three, as part of a new policy expected to kick in later this year.