diff --git a/src/material/mod.rs b/src/material/mod.rs
index 4c06ddb..699eac3 100644
--- a/src/material/mod.rs
+++ b/src/material/mod.rs
@@ -22,5 +22,5 @@ pub trait Material: std::fmt::Debug {
     fn properties(&self, point: Point2D) -> LightProperties;
 }
 
-pub mod uniform;
+mod uniform;
 pub use uniform::*;