diff --git a/daklib/checks.py b/daklib/checks.py
index b23819f9773aef9da0595a4ee3239483a4a47778..a604ccac6945fcc3397a6b8323c9a1f867761bce 100644
--- a/daklib/checks.py
+++ b/daklib/checks.py
@@ -498,6 +498,7 @@ class BinaryTimestampCheck(Check):
             def __init__(self):
                 self.future_files = dict()
                 self.past_files = dict()
+
             def callback(self, member, data):
                 if member.mtime > future_cutoff:
                     self.future_files[member.name] = member.mtime
diff --git a/daklib/dbconn.py b/daklib/dbconn.py
index 9b97c013b52bffd167fac9939cd3f5cd07a254ea..71f24a61e31e1d4b57e2b7fbe398050f2bd5d586 100755
--- a/daklib/dbconn.py
+++ b/daklib/dbconn.py
@@ -2522,6 +2522,7 @@ class DBConn(object):
         # Monkey patch a new dialect in in order to support service= syntax
         import sqlalchemy.dialects.postgresql
         from sqlalchemy.dialects.postgresql.psycopg2 import PGDialect_psycopg2
+
         class PGDialect_psycopg2_dak(PGDialect_psycopg2):
             def create_connect_args(self, url):
                 if str(url).startswith('postgresql://service='):
diff --git a/setup.cfg b/setup.cfg
index 03482474f6f729e2e446626fde73f6c9ce4e0f68..b16ddffe7a8efc1c6144d06ef1aad5b5428fa5ee 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -17,7 +17,6 @@ ignore =
  E261,
  E265,
  E266,
- E306,
  E402,
  E722,
  E731,
diff --git a/tests/test_daklib_fstransactions.py b/tests/test_daklib_fstransactions.py
index 45663578cee0196110d1f679cec7bb4fa844168a..d1ef2b2fbd65863480731f947f1d9ceff1fd0f9e 100644
--- a/tests/test_daklib_fstransactions.py
+++ b/tests/test_daklib_fstransactions.py
@@ -109,6 +109,7 @@ class FilesystemTransactionTestCase(DakTestCase):
         with TemporaryDirectory() as t:
             self._write_to_a(t)
             a = t.filename('a')
+
             class TestException(Exception):
                 pass