diff --git a/IPython/html/base/zmqhandlers.py b/IPython/html/base/zmqhandlers.py
index 4bc2474..19778ee 100644
--- a/IPython/html/base/zmqhandlers.py
+++ b/IPython/html/base/zmqhandlers.py
@@ -84,7 +84,7 @@ class AuthenticatedZMQStreamHandler(ZMQStreamHandler, IPythonHandler):
 
     def open(self, kernel_id):
         self.kernel_id = kernel_id.decode('ascii')
-        self.session = Session(parent=self)
+        self.session = Session(config=self.config)
         self.save_on_message = self.on_message
         self.on_message = self.on_first_message