diff --git a/socketio-example.html b/socketio-example.html
index 5c13ea0..9f2d609 100644
--- a/socketio-example.html
+++ b/socketio-example.html
@@ -81,7 +81,7 @@ <h1>Socket.IO Example</h1>
 
     d3.select('#msg-form').on('submit', function() {
 
-        var inputElement = d3.select('#message').node(),
+        var inputElement = d3.select('#msgToServer').node(),
             message = inputElement.value.trim();
 
         // Check that the message is not empty
@@ -115,4 +115,4 @@ <h1>Socket.IO Example</h1>
   </script>
 
   </body>
-</html>
\ No newline at end of file
+</html>