The new Caitlyn Jenner E! reality series I Am Cait premiered to 2.7 million viewers Sunday.

The first episode of the eight-part, one-hour documentary series, which follows Jenner living her life as a transgender woman, drew a 1.2 rating among adults 18-49, leading all original cable programs Sunday.

Discovery’s Naked and Afraid XL was down a tenth, nabbing a 1.1 rating and 2.9 million viewers to come in second.

Read more at broadcastingcable.com.