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Grammy-winning rapper Kanye West and Kim Kardashian are expanding their family. New reports claim KimYe are expecting a fourth child together.

According to reports, the duo are relying on a surrogate to deliver their next baby.

Kanye and Kim Kardashian West are expecting their fourth child via surrogate, PEOPLE has confirmed. The baby on the way will join big siblings Chicago, 11 months, Saint, 3, and North, 5. Although Kardashian West has made it clear that she loves being a mother, in August, a Keeping Up with the Kardashians source told PEOPLE that the 38-year-old reality star and rapper West, 41, weren’t “in a huge rush” to give their three children another sibling. (People)

Back in August, Kim K said they had no immediate interest in welcoming a fourth child.

The KKW Beauty founder addressed the speculation during an exclusive interview with E! News at the Christie’s x What Goes Around Comes Around 25th Anniversary Auction on Tuesday evening in Beverly Hills. “I don’t know, I don’t know, I read that, I read something…none of that was true,” Kim told us of the reports. “But I’ve been really open about it and talked about it on our show, so…I don’t know.” (E! Online)

The same week, reports developed about Kanye and Kim low-key wanting another child together.

Kim Kardashian and Kanye West have babies on the brain again! Seven months after welcoming daughter Chicago, the couple are planning to have a fourth child, multiple sources reveal exclusively in the new issue of Us Weekly. “[They] have one last embryo left,” one insider says, adding that the sex is male. The Keeping Up With the Kardashians star, 37, and the Grammy winner, 41, plan to have the embryo implanted in a gestational carrier “soon,” a second insider tells Us. (Us Magazine)

Last summer, Kim K shared a pic of their son Saint West and called him her heart.

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My captain👨🏾‍✈️!!!! MY WHOLE HEART

A post shared by Kim Kardashian West (@kimkardashian) on