diff --git a/transport/internet/ws/wsconn.go b/transport/internet/ws/wsconn.go
index 53ec6a373..57b961eb7 100644
--- a/transport/internet/ws/wsconn.go
+++ b/transport/internet/ws/wsconn.go
@@ -150,7 +150,7 @@ func (ws *wsconn) setup() {
 		https://godoc.org/github.com/gorilla/websocket#Conn.NextReader
 		https://godoc.org/github.com/gorilla/websocket#Conn.NextWriter
 
-		Both Read and write access are exclusive.
+		Both Read and write access are both exclusive.
 		And in both case it will need a lock.
 
 	*/