diff --git a/Makefile b/Makefile
deleted file mode 100644
index 5de6cfc0f..000000000
--- a/Makefile
+++ /dev/null
@@ -1,11 +0,0 @@
-PYTHON ?= python3
-
-all:
-	echo "Nothing by default"
-
-release-pypi:
-	# better safe than sorry
-	test ! -e dist
-	$(PYTHON) setup.py sdist
-	$(PYTHON) setup.py bdist_wheel
-	twine upload dist/*
diff --git a/dandi/dandiarchive.py b/dandi/dandiarchive.py
index d0f6d6e6d..3a849bbe9 100644
--- a/dandi/dandiarchive.py
+++ b/dandi/dandiarchive.py
@@ -492,7 +492,7 @@ def get_asset_download_path(self, asset: BaseRemoteAsset) -> str:
         return asset.path.lstrip("/")
 
     def is_under_download_path(self, path: str) -> bool:
-        # cf. <https://github.com/dandi/dandi-archive/blob/185a583b505bcb0ca990758b26210cd09228e81b/dandiapi/api/views/asset.py#L403-L409>
+        # cf. <https://github.com/dandi/dandi-archive/blob/185a583b505bcb0ca990758b26210cd09228e81b/dandiapi/api/views/asset.py#L403-L409>  # noqa: E501
         return bool(
             re.fullmatch(re.escape(self.path).replace(r"\*", ".*"), path, flags=re.I)
         )
@@ -587,7 +587,8 @@ class _dandi_url_parser:
                 flags=re.I,
             ),
             {"handle_redirect": "pass"},
-            "https://identifiers.org/DANDI:<dandiset id>[/<version id>] (<version id> cannot be 'draft')",
+            "https://identifiers.org/DANDI:<dandiset id>[/<version id>]"
+            " (<version id> cannot be 'draft')",
         ),
         (
             re.compile(
diff --git a/setup.cfg b/setup.cfg
index 673c846c8..f6c0c5cf2 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -105,18 +105,10 @@ console_scripts =
 
 [flake8]
 max-line-length = 100
-#ignore = D100,D101,D102,D103,D104,D105,D200,D201,D202,D204,D205,D208,D209,D210,D300,D301,D400,D401,D403,E24,E121,E123,E126,E226,E266,E402,E704,E731,F821,I100,I101,I201,N802,N803,N804,N806,W503,W504,W605
 ignore = E203,W503
-exclude =
-    *sphinx*
-    dandi/externals/*
-    .tox/
+extend-exclude =
     _version.py
     versioneer.py
-per-file-ignores =
-    # The parse_dandi_url() docstring contains some long lines we can't do
-    # anything about.
-    dandi/dandiarchive.py:E501
 
 [versioneer]
 VCS = git
diff --git a/tox.ini b/tox.ini
index 1b4f51c2f..601bdbb95 100644
--- a/tox.ini
+++ b/tox.ini
@@ -70,10 +70,6 @@ filterwarnings =
 [coverage:run]
 parallel = True
 source = dandi
-omit =
-    # omit bundled libs from bids-specification
-    */support/bids/schema.py
-    */support/bids/utils.py
 
 [coverage:report]
 precision = 2