diff --git a/src/handshake/machine.rs b/src/handshake/machine.rs
index 7348cf7..eacb4bf 100644
--- a/src/handshake/machine.rs
+++ b/src/handshake/machine.rs
@@ -1,4 +1,4 @@
-//! handshake machine.
+//! WebSocket handshake machine.
 
 use bytes::Buf;
 use log::*;