United Airlines is updating its iOS and Android mobile apps with several new features, including estimated security wait times to give travelers a better idea of when they should arrive at the airport. The move comes as the ongoing partial government shutdown has left TSA checkpoints understaffed.

In the “Travel” section of the United mobile app, travelers can now view security wait times for the airline’s U.S. hub airports in Chicago, Denver, Houston, Los Angeles, New York/Newark, San Francisco, and Washington, D.C. Users will see estimated wait times for specific lanes, including standard security and TSA PreCheck, throughout terminals serving United customers.

“We appreciate the work and professionalism of our TSA agents, and while most began receiving back pay earlier this week, the U.S. Department of Homeland Security shutdown continues and people want to stay informed about expected security wait times at our airports,” Jason Birnbaum, United’s chief information officer, said in a press release .…