Elon Musk caused alarm among federal employees and drew ire over an email sent on Saturday requesting that employees summarize their work for the week, and warning on social media that a failure to do so would be taken as a resignation.

Federal workers began receiving emails Saturday asking them to explain what work they did last week, as Elon Musk announced that “failure to respond will be taken as a resignation.”

A Saturday email directed federal employees to respond by Monday night with bullet points of recent accomplishments.