diff --git a/Cargo.toml b/Cargo.toml
index 7723dbe..e31da07 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ssip-client"
-version = "0.5.0"
+version = "0.5.1"
 authors = ["Laurent Pelecq <lpelecq+rust@circoise.eu>"]
 edition = "2018"
 description = "Client API for Speech Dispatcher"
diff --git a/src/async_mio.rs b/src/async_mio.rs
index 35c00dd..eca6ffb 100644
--- a/src/async_mio.rs
+++ b/src/async_mio.rs
@@ -7,15 +7,28 @@
 // option. All files in the project carrying such notice may not be copied,
 // modified, or distributed except according to those terms.
 
-use mio::event::Source;
 use std::collections::VecDeque;
 use std::io::{self, Read, Write};
 
 use crate::{
-    client::{Client, Request, Response},
+    client::{Client, Request, Response, Source},
     types::*,
 };
 
+// Hack to generate the doc. There must be a better way.
+#[cfg(all(not(feature = "async-mio"), doc))]
+mod mio {
+    /// Polls for readiness events on all registered values.
+    ///
+    /// See [`mio::Poll`](https://docs.rs/mio/latest/mio/struct.Poll.html#)
+    pub struct Poll {}
+
+    /// Source identifier.
+    ///
+    /// See [`mio::Token`](https://docs.rs/mio/latest/mio/struct.Token.html#).
+    pub struct Token(pub usize);
+}
+
 const INITIAL_REQUEST_QUEUE_CAPACITY: usize = 4;
 
 /// Asynchronous client based on `mio`.
diff --git a/src/client.rs b/src/client.rs
index fdf6938..b5f3de3 100644
--- a/src/client.rs
+++ b/src/client.rs
@@ -17,10 +17,10 @@ use crate::types::*;
 
 // Trick to have common implementation for std and mio streams..
 #[cfg(not(feature = "async-mio"))]
-use std::fmt::Debug as Source;
+pub(crate) use std::fmt::Debug as Source;
 
 #[cfg(feature = "async-mio")]
-use mio::event::Source;
+pub(crate) use mio::event::Source;
 
 /// Convert boolean to ON or OFF
 fn on_off(value: bool) -> &'static str {
@@ -165,8 +165,8 @@ macro_rules! send_range {
 /// SSIP client on generic stream
 ///
 /// There are two ways to send requests and receive responses:
-/// * Either with the generic [`send`] and [`receive`]
-/// * Or with the specific methods such as [`set_rate`], ..., [`get_rate`], ...
+/// * Either with the generic [`Client::send`] and [`Client::receive`]
+/// * Or with the specific methods such as [`Client::set_rate`], ..., [`Client::get_rate`], ...
 pub struct Client<S: Read + Write + Source> {
     input: io::BufReader<S>,
     output: io::BufWriter<S>,
diff --git a/src/lib.rs b/src/lib.rs
index 3fa3117..9436be7 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -45,5 +45,5 @@ pub use types::*;
 #[cfg(any(feature = "async-mio", doc))]
 mod async_mio;
 
-#[cfg(feature = "async-mio")]
+#[cfg(any(feature = "async-mio", doc))]
 pub use async_mio::AsyncClient;