Jimmy Kimmel is exercising his First Amendment right as a U.S. citizen and firing back at Donald Trump after the President of the United States hinted his late-night talk show would be canceled next.

Kimmel, who has been engaged in a years-long feud with Trump, didn’t appear fazed by the president’s claim. “I’m hearing you're next,” he wrote on his Instagram Story. “Or maybe it’s just another wonderful secret.”

Donald Trump, the president of the United States, is in the middle of a flame war with American late-night TV comedians. Trump on Tuesday reiterated his claim, without evidence, that ABC’s Jimmy Kimmel is the “NEXT to go in the untalented Late night Sweepstakes,