June 22, 2015 5:15 AM EDT The rumors were true — Kanye West and Kim Kardashian West are expecting a son.
The reality star
broke the baby boy news late Sunday on Instagram, sharing a photo of the rapper reading to 2-year-old daughter North for Father’s Day
“Precious moments like this when we were traveling on tour with you are what I live for,” Kardashian West, 34, captioned the photo. “You’re such a good daddy to North & you will be the best daddy to our new son too!”
Earlier in the day, she posted a sweet picture of West, 38, giving their little girl a kiss. “I’m so lucky to be married to a man who is so in love with his daughter, your bond is so irreplaceable,” she wrote. “Thank you for being such a good dad! We love and appreciate you so much! We’re so blessed to have you!”
struggle to conceive, the couple announced the pregnancy in May. The latest addition to the West family will arrive in December — and won’t be named South. This article originally appeared on PEOPLE.com See Kim Kardashan and North West's Style Kim Kardashian heads out for the airport with daughter North West in Paris, France on Oct. 1, 2014. Splash News/Corbis Kim Kardashian and baby North West attend the Givenchy show as part of the Paris Fashion Week on September 28, 2014 in Paris, France. Dominique Charriau—WireImage/Getty Images Kanye West, Kim Kardashian and their daughter North West walk to the Balenciaga Womenswear Spring/Summer 2015 during Paris Fashion Week in Paris, France on Sept. 24, 2014. Splash News/Corbis Kim Kardashian and baby North West at the Los Angeles International Airport on Sept. 22, 2014. Splash News/Corbis Kim Kardashian, Kanye West and baby North West at the Los Angeles International Airport on Sept. 1, 2014. Splash News/Corbis Kim Kardashian, husband Kanye West and baby North West depart from Los Angeles International Airport on Sept. 1, 2014. Splash News/Corbis Kim Kardashian takes baby North West on a late night flight from LAX Airport in Los Angeles, CA, on August 10, 2014. Diabolik/Splash News/Corbis Kim Kardashian holds her 14-month-old daughter, North West as they make their way through Burbank Airport in Los Angeles on Aug. 7, 2014. Sharky—Splash News/Corbis Kourtney Kardashian, Kim Kardashian and her baby North West arrive at the 'Givenchy' store in Paris on May 20, 2014. NYSP/Splash News/Corbis Kim Kardashian holds baby North West while wearing a fur coat inside JFK airport in New York City on Feb. 26, 2104. Brian Prahl—Splash News/Corbis More Must-Reads From TIME Meet the 2024 Women of the Year Greta Gerwig's Next Big Swing East Palestine, One Year After Train Derailment In the Belly of MrBeast The Closers: 18 People Working to End the Racial Wealth Gap How Long Should You Isolate With COVID-19? The Best Romantic Comedies to Watch on Netflix Want Weekly Recs on What to Watch, Read, and More? Sign Up for Worth Your Time