Bruce Jenner’s reported decision to transition to female may have caught some of his children off guard, according to People. “There was a lot they didn’t know about their dad,” a source claimed to the mag, of the Kardashian and Jenner kids.

Despite the life-changing surprise, the entire family is now on board with Bruce’s decision, the source said. “The number one thing is they all support Bruce,” the source claimed to the mag, adding that even Bruce’s ex-wife, Kris Jenner, is at peace with the situation.

“Kris has been great and anything that says the opposite just isn’t true,” claimed the source. “It’s really a hard adjustment for her and a shock but she 100 percent supports him – the whole family does.

Read More: Access Hollywood