A law that prohibits mobile app stores and internet hosting services from distributing the video-sharing platform to U.S. users takes effect on Sunday.

In response to TikTok’s retaliation to the ban by going dark on Sunday, White House Press Secretary Karine Jean-Pierre shared a statement attempting to call their bluff: “It is a stunt, and we see no reason for TikTok or other companies to take actions in the next few days before the Trump administration takes office on Monday.