diff --git a/tokio-postgres/src/lib.rs b/tokio-postgres/src/lib.rs
index 1e173ece5..86a8f7ec3 100644
--- a/tokio-postgres/src/lib.rs
+++ b/tokio-postgres/src/lib.rs
@@ -124,6 +124,7 @@ pub use crate::cancel_token::CancelToken;
 pub use crate::client::Client;
 pub use crate::config::Config;
 pub use crate::connection::Connection;
+pub use crate::copy_both::CopyBothDuplex;
 pub use crate::copy_in::CopyInSink;
 pub use crate::copy_out::CopyOutStream;
 use crate::error::DbError;