American Airlines is rolling out an innovative solution to an age-old air travel problem: passengers attempting to board before their designated group. This new technology, currently in its testing phase, aims to streamline the boarding process and allow a fair experience for all travelers.

For years, frequent flyers and airline staff have used the term “gate lice” to describe those eager passengers who crowd the boarding area, hoping to sneak onto the plane ahead of their assigned group. This behavior has long been frustrating for airlines and rule-abiding passengers, often leading to delays and a chaotic boarding experience.

American Airlines’ new system wants to put an end to this practice. The technology emits an “audible signal” when a passenger attempts to board with the wrong group, alerting gate agents to the situation. Additionally, the system displays a message to the agent indicating the correct boarding group for the passenger in question.

How American Airlines Is Testing Its New Boarding Enforcement System

The airline is currently testing this boarding enforcement system at select airports. An American Airlines spokesperson confirmed to the Washington Post that the trials are underway at Albuquerque International Sunport (ABQ) in New Mexico and Tucson International Airport (TUS) in Arizona. Plans are in place to expand the testing to Ronald Reagan Washington National Airport (DCA) in Virginia shortly.

“We are in the early phase of testing new technology used during the boarding process,” the spokesperson stated. “The new technology is designed to ensure customers receive the benefits of priority boarding with ease and helps improve the boarding experience by providing greater visibility into boarding progress for our team.”

American Airlines isn’t alone in its quest to improve the boarding experience. Other major carriers have also been experimenting with ways to make the process more efficient and fair. For instance, Delta Air Lines updated its boarding process in May, introducing eight zones ranging from First Class passengers in Zone 1 to Basic Economy passengers in Zone 8.

United Airlines took a different approach late last year by implementing a window-first policy, allowing passengers with window seats to board before those in middle or aisle seats. While many international airlines use boarding groups, American Airlines is pioneering technology to prevent early boarding.