diff --git a/mcg/client.py b/mcg/client.py
index bb105d8..9e60207 100644
--- a/mcg/client.py
+++ b/mcg/client.py
@@ -21,6 +21,7 @@ from mcg.utils import Utils
 class MPDException(Exception):
     def __init__(self, error):
         super(MPDException, self).__init__(self._parse_error(error))
+        self._error = error
 
 
     def _parse_error(self, error):