Since joining Donald Trump‘s inner circle, Elon Musk has increasingly flexed his political muscle, aggravating some of the president-elect’s most ardent supporters and increasing concerns over the high-profile billionaire’s growing influence.

The latest example came earlier this week after Trump sided with Musk over visas for high-tech workers, going against many in the MAGA base, including right-wing activist Laura Loomer, who wants to see the president-elect take a hard-line immigration policy with mass deportation of illegal immigrants.