Prior to airing Tuesday’s season four finale, TLC renewed its series Who Do You Think You Are? Deadline reports.

The network ordered ten one-hour episodes of the series to air in 2014. Who Do You Think You Are? averaged 1.8 million viewers during its first season.

The series takes celebrities on a journey into their personal histories, mining their pasts to reveal unknown details about themselves and their families. Celebrities featured during the past season include Christina Applegate, Kelly Clarkson, Cindy Crawford, Zooey Deschanel, Chelsea Handler, Chris O’Donnell and Trisha Yearwood.

Who Do You Think You Are? is produced for TLC by Shed Media U.S. and Is or Isn’t Entertainment.