diff --git a/src/websocket_connection.rs b/src/websocket_connection.rs
index f615b95..3437782 100644
--- a/src/websocket_connection.rs
+++ b/src/websocket_connection.rs
@@ -64,10 +64,7 @@ impl Sink<Message> for WebSocketConnection {
     ) -> task::Poll<Result<(), Self::Error>> {
         Sink::poll_ready(Pin::new(&mut *self.0.lock()), cx)
     }
-    fn start_send(
-        self: Pin<&mut Self>,
-        item: Message,
-    ) -> Result<(), Self::Error> {
+    fn start_send(self: Pin<&mut Self>, item: Message) -> Result<(), Self::Error> {
         Sink::start_send(Pin::new(&mut *self.0.lock()), item)
     }
     fn poll_flush(