diff --git a/castellan/key_manager/__init__.py b/castellan/key_manager/__init__.py
index 474c7c3a..0a7435a2 100644
--- a/castellan/key_manager/__init__.py
+++ b/castellan/key_manager/__init__.py
@@ -28,4 +28,4 @@ def API(configuration=None):
     conf.register_opts(key_manager_opts, group='key_manager')
 
     cls = importutils.import_class(conf.key_manager.api_class)
-    return cls(configuration=conf)
\ No newline at end of file
+    return cls(configuration=conf)
diff --git a/test-requirements.txt b/test-requirements.txt
index bc208b63..9943c05f 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,8 +1,7 @@
 # The order of packages is significant, because pip processes them in the order
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
-
-hacking<0.10,>=0.9.2
+hacking>=0.10.2,<0.11 # Apache-2.0
 
 coverage>=3.6 # Apache-2.0
 discover # BSD
diff --git a/tox.ini b/tox.ini
index 41c30488..a0e9764c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -48,5 +48,5 @@ commands =
 # E123, E125 skipped as they are invalid PEP-8.
 
 show-source = True
-ignore = E123,E125,H803
+ignore = E123,E125
 exclude=.venv,.git,.tox,dist,doc,*openstack/common*,*lib/python*,*egg,build