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-rw-r--r--src/lib/Bcfg2/Server/Cache.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/lib/Bcfg2/Server/Cache.py b/src/lib/Bcfg2/Server/Cache.py
index b3b906b2c..cba36d7d5 100644
--- a/src/lib/Bcfg2/Server/Cache.py
+++ b/src/lib/Bcfg2/Server/Cache.py
@@ -127,7 +127,7 @@ class _CacheRegistry(dict):
for :class:`Bcfg2.Server.Cache._Cache` objects that have been
instantiated via :func:`Bcfg2.Server.Cache.Cache`. """
tags = frozenset(tags)
- for key in self.keys():
+ for key in list(self.keys()):
if key.issuperset(tags) and len(key.difference(tags)) == 1:
yield key