diff --git a/src/lib.rs b/src/lib.rs
index d20dfe5..4161d9f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -47,10 +47,12 @@ pub mod future;
 pub mod io;
 pub mod net;
 pub mod os;
-pub mod pin;
 pub mod prelude;
 pub mod stream;
 pub mod sync;
 pub mod task;
 
+#[cfg_attr(feature = "docs", doc(cfg(unstable)))]
+pub mod pin;
+
 pub(crate) mod utils;