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-rw-r--r--openstack/common/cfg.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/openstack/common/cfg.py b/openstack/common/cfg.py
index c8c6a52..34d5e6f 100644
--- a/openstack/common/cfg.py
+++ b/openstack/common/cfg.py
@@ -240,7 +240,7 @@ class ArgsAlreadyParsedError(Error):
return ret
-class NoSuchOptError(Error):
+class NoSuchOptError(Error, AttributeError):
"""Raised if an opt which doesn't exist is referenced."""
def __init__(self, opt_name, group=None):