diff -ur gevent-socketio-0.3.6/socketio/handler.py gevent-socketio-0.3.6.orig/socketio/handler.py
--- gevent-socketio-0.3.6/socketio/handler.py	2016-03-23 15:06:17.311727069 -0600
+++ gevent-socketio-0.3.6.orig/socketio/handler.py	2014-02-02 22:03:25.000000000 -0700
@@ -74,7 +74,7 @@
             ("Access-Control-Allow-Origin", self.environ.get('HTTP_ORIGIN', '*')),
             ("Access-Control-Allow-Credentials", "true"),
             ("Access-Control-Allow-Methods", "POST, GET, OPTIONS"),
-            ("Access-Control-Max-Age", 3600),
+            ("Access-Control-Max-Age", "3600"),
             ("Content-Type", "text/plain"),
         ])
         self.result = [data]
diff -ur gevent-socketio-0.3.6/socketio/transports.py gevent-socketio-0.3.6.orig/socketio/transports.py
--- gevent-socketio-0.3.6/socketio/transports.py	2016-03-23 15:06:29.674636377 -0600
+++ gevent-socketio-0.3.6.orig/socketio/transports.py	2014-02-02 22:03:25.000000000 -0700
@@ -21,7 +21,7 @@
             ("Access-Control-Allow-Origin", "*"),
             ("Access-Control-Allow-Credentials", "true"),
             ("Access-Control-Allow-Methods", "POST, GET, OPTIONS"),
-            ("Access-Control-Max-Age", 3600),
+            ("Access-Control-Max-Age", "3600"),
         ]
         self.handler = handler
         self.config = config