diff --git a/tokio-postgres/src/copy_out.rs b/tokio-postgres/src/copy_out.rs
index f5d52429..999afac8 100644
--- a/tokio-postgres/src/copy_out.rs
+++ b/tokio-postgres/src/copy_out.rs
@@ -39,6 +39,7 @@ async fn start(client: &InnerClient, buf: Bytes) -> Result<Responses, Error> {
     Ok(responses)
 }
 
+/// A stream of `COPY ... TO STDOUT` query data.
 pub struct CopyStream {
     responses: Responses,
 }
diff --git a/tokio-postgres/src/lib.rs b/tokio-postgres/src/lib.rs
index df531af0..f5636521 100644
--- a/tokio-postgres/src/lib.rs
+++ b/tokio-postgres/src/lib.rs
@@ -114,6 +114,7 @@ pub use crate::simple_query::SimpleQueryStream;
 #[cfg(feature = "runtime")]
 pub use crate::socket::Socket;
 pub use crate::statement::{Column, Statement};
+pub use crate::copy_out::CopyStream;
 #[cfg(feature = "runtime")]
 use crate::tls::MakeTlsConnect;
 pub use crate::tls::NoTls;