diff --git a/numpydoc/docscrape.py b/numpydoc/docscrape.py
index 0d8df360..383d1924 100644
--- a/numpydoc/docscrape.py
+++ b/numpydoc/docscrape.py
@@ -21,7 +21,7 @@ def strip_blank_lines(l):
     return l
 
 
-class Reader(object):
+class Reader:
     """A line-based string reader.
 
     """
diff --git a/numpydoc/numpydoc.py b/numpydoc/numpydoc.py
index 06e0ac59..c05348fc 100644
--- a/numpydoc/numpydoc.py
+++ b/numpydoc/numpydoc.py
@@ -340,7 +340,7 @@ def update_config(app, config=None):
 from sphinx.domains.python import PythonDomain
 
 
-class ManglingDomainBase(object):
+class ManglingDomainBase:
     directive_mangling_map = {}
 
     def __init__(self, *a, **kw):