DateBased struct not accessible

[xFGhoul]

Hey there, wonderful crate you made trying to use it as a beginner to rust im getting this issue -_- and I have no idea how to fix it, im using your example word for word im not sure whats going on....

error[E0433]: failed to resolve: could not find `DateBased` in `fern`
  --> src\main.rs:18:22
   |
18 |         .chain(fern::DateBased::new("Kaori.log.", "%Y-%m-%d"))
   |                      ^^^^^^^^^ could not find `DateBased` in `fern`