diff --git a/monascaclient/exc.py b/monascaclient/exc.py
index 5a2e709..cf4f87c 100644
--- a/monascaclient/exc.py
+++ b/monascaclient/exc.py
@@ -1,4 +1,4 @@
-# (C) Copyright 2014-2016 Hewlett Packard Enterprise Development Company LP
+# (C) Copyright 2014-2016 Hewlett Packard Enterprise Development LP
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -54,19 +54,13 @@ class RequestTimeoutError(BaseException):
     """Timeout making a POST, GET, PATCH, DELETE, or PUT request to the server."""
 
 
-class KeystoneException(BaseException):
+class KeystoneException(Exception):
 
     """Base exception for all Keystone-derived exceptions."""
-    code = 'N/A'
-
-    def __init__(self, message=None):
-        super(KeystoneException, self).__init__(message)
-        try:
-            log.error("exception: {}".format(message))
-            self.error = jsonutils.loads(message)
-        except Exception:
-            self.error = {'error':
-                          {'message': self.message or self.__class__.__doc__}}
+    # This is initialized with the exception raised by the Keystone client so
+    # deriving this class from Exception instead of BaseException allows that to
+    # be handled without any additional code
+    pass
 
 
 class HTTPException(BaseException):