Jenner posted the news on her Instagram story on Monday (March 21).
“FYI our son's name isn’t Wolf anymore. We just really didn't feel like it was him," she wrote.
"Just wanted to share because I keep seeing Wolf everywhere," Jenner added.
Jenner has yet to reveal the new name for her son, whom she shares with rapper, Travis Scott. The couple also have a four-year-old daughter together, Stormi.
Shortly after his birth Kylie posted on Instagram that they’d decided to name him Wolf Webster. She accompanied this post with a YouTube video documenting her pregnancy journey with her son, which included footage capturing his first cries.