diff --git a/MAINTAINERS.rst b/MAINTAINERS.rst
index 6767279..00fb32e 100644
--- a/MAINTAINERS.rst
+++ b/MAINTAINERS.rst
@@ -19,7 +19,7 @@ Maintainers: How to make a new release ?
 
 ::
 
-    git tag -s -m "hdmf-docutils ${release}" ${release} origin/master
+    git tag -s -m "hdmf-docutils ${release}" ${release} origin/main
     git push origin ${release}
 
 5. Create the source tarball and wheel:
@@ -33,7 +33,8 @@ Maintainers: How to make a new release ?
 
 ::
 
-    twine upload -r pypitest dist/*
+    pip install --upgrade twine
+    twine upload -r testpypi dist/*
 
 Check the `PyPI testing package page <https://test.pypi.org/project/hdmf-docutils/>`_.
 
diff --git a/setup.cfg b/setup.cfg
index b398fc3..4e37b5a 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -52,4 +52,4 @@ ignore =
   T002,
 
 [metadata]
-description-file = README.rst
+description_file = README.rst
diff --git a/setup.py b/setup.py
index 548a23e..046caa1 100644
--- a/setup.py
+++ b/setup.py
@@ -41,9 +41,9 @@
     },
     'classifiers': [
         "Programming Language :: Python",
-        "Programming Language :: Python :: 3.5",
-        "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
         "License :: OSI Approved :: BSD License",
         "Development Status :: 2 - Pre-Alpha",
         "Intended Audience :: Developers",