Rule changes announced by the Trump administration this week could allow automakers to report fewer crashes involving self-driving cars, with Tesla potentially emerging as the main beneficiary.

Tesla shares jumped Friday, extending their recent rally after CEO Elon Musk said he would spend more of his time focusing on Tesla, as the Trump administration moved to loosen rules around self-driving cars.

The Trump administration is loosing rules to help U.S. automakers like Elon Musk’s Tesla develop self-driving cars so they can take on Chinese rivals.