diff --git a/rtchallenge/src/shapes.rs b/rtchallenge/src/shapes.rs
index 56d42db..30eb8e3 100644
--- a/rtchallenge/src/shapes.rs
+++ b/rtchallenge/src/shapes.rs
@@ -1,10 +1,6 @@
 use crate::{
-    intersections::{Intersection, Intersections},
-    materials::Material,
-    matrices::Matrix4x4,
-    rays::Ray,
-    tuples::{dot, Tuple},
-    EPSILON,
+    intersections::Intersections, materials::Material, matrices::Matrix4x4, rays::Ray,
+    tuples::Tuple,
 };
 
 #[derive(Debug, PartialEq, Clone)]