diff --git a/src/lib.rs b/src/lib.rs
index f942ad7..ec0ed7a 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -87,8 +87,7 @@ pub use bytes::{Bytes, BytesMut};
 
 // Optional Serde support
 #[cfg(feature = "serde")]
-#[doc(hidden)]
-pub mod serde;
+mod serde;
 
 // Optional `Either` support
 #[cfg(feature = "either")]