diff --git a/src/lib.rs b/src/lib.rs
index e49766f..2c80124 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,2 @@
 mod geometry;
-mod math;
-
-pub use math::Point3;
+pub mod math;
diff --git a/src/main.rs b/src/main.rs
index 94d2357..b18956d 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,4 +1,4 @@
-use hello::Point3;
+use hello::math::Point3;
 
 fn main() {
     let p = Point3::new(0.0, 0.0, 0.0);