diff --git a/color-module/src/schemes/material_design_2/mod.rs b/color-module/src/schemes/material_design_2/mod.rs
index 94ef688..2d76ac9 100644
--- a/color-module/src/schemes/material_design_2/mod.rs
+++ b/color-module/src/schemes/material_design_2/mod.rs
@@ -6,9 +6,9 @@ use crate::{convert::map_hsl_to_srgb_hex, errors};
 
 use super::SchemeExport;
 
-pub mod baseline;
-pub mod color_set;
-pub mod swatch;
+mod baseline;
+mod color_set;
+mod swatch;
 
 #[derive(Debug, Clone, Serialize)]
 pub struct MaterialDesign2Scheme {