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-rw-r--r--sphinx/util/nodes.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/sphinx/util/nodes.py b/sphinx/util/nodes.py
index 9d500de76..78cd34f46 100644
--- a/sphinx/util/nodes.py
+++ b/sphinx/util/nodes.py
@@ -34,7 +34,7 @@ explicit_title_re = re.compile(r'^(.+?)\s*(?<!\x00)<(.*?)>$', re.DOTALL)
caption_ref_re = explicit_title_re # b/w compat alias
-class NodeMatcher(object):
+class NodeMatcher:
"""A helper class for Node.traverse().
It checks that given node is an instance of specified node-classes and it has