diff --git a/src/java/web/servlet/async_request_war/AjaxCometServlet.java b/src/java/web/servlet/async_request_war/AjaxCometServlet.java
--- a/src/java/web/servlet/async_request_war/AjaxCometServlet.java
+++ b/src/java/web/servlet/async_request_war/AjaxCometServlet.java
@@ -109,16 +109,14 @@
         res.setContentType("text/html");
         res.setHeader("Cache-Control", "private");
         res.setHeader("Pragma", "no-cache");
-        
+
         PrintWriter writer = res.getWriter();
         // for IE
         writer.println("<!-- Comet is a programming technique that enables web servers to send data to the client without having any need for the client to request it. -->\n");
         writer.flush();
-
-        req.setAsyncTimeout(10 * 60 * 1000);
         final AsyncContext ac = req.startAsync();
-        queue.add(ac);
-        req.addAsyncListener(new AsyncListener() {
+        ac.setTimeout(10 * 60 * 1000);
+        ac.addListener(new AsyncListener() {
             public void onComplete(AsyncEvent event) throws IOException {
                 queue.remove(ac);
             }
@@ -129,7 +127,12 @@
 
             public void onError(AsyncEvent arg0) throws IOException {
             }
+
+            public void onStartAsync(AsyncEvent event) throws IOException {
+            }
+
         });
+        queue.add(ac);
     }
 
     @Override