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-rw-r--r--Lib/ConfigParser.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/ConfigParser.py b/Lib/ConfigParser.py
index 6cf3c2ac5d..963a4187e4 100644
--- a/Lib/ConfigParser.py
+++ b/Lib/ConfigParser.py
@@ -570,7 +570,7 @@ class _Chainmap(_UserDict.DictMixin):
def keys(self):
result = []
seen = set()
- for mapping in self_maps:
+ for mapping in self._maps:
for key in mapping:
if key not in seen:
result.append(key)