Right-leaning pundits who have previously heaped praise on Donald Trump’s unconventional and politically incorrect presidential campaign are breaking with the GOP front-runner now that he’s focusing his attacks on primary rival Sen. Ted Cruz.

Trump’s oft-repeated charge that the Texas senator may not be eligible to run because he was born in Calgary, Canada, has proven to be a particularly strong turnoff for people like talk radio host Laura Ingraham and Fox News’ Sean Hannity.