The actress took to micro-blogging site Twitter to share the news as well as her excitement over the show.
"Enough guessing!! HAPPY to announce #ShotgunJunior is going to be a part of Indian Idol Junior Yf https://youtu.be/jTsft5Ah7zQ A#SonakshiAndJunior," Sonakshi tweeted Friday night.
Meanwhile, her fans are so excited about her new role that as soon as the news came out, hashtag #SonakshiOnIndianIdolJr started trending on Twitter.
Happy about that, she added: "So much excitement for #SonakshiOnIndianIdolJr that its trending!!! Woooo hooooo!!!"
Set to go on air on Sony Entertainment Television, the new season will be hosted by Hussain Kuwajerwala and Asha Negi.