diff --git a/oslo_limit/opts.py b/oslo_limit/opts.py
index e42eac7..723c8c0 100644
--- a/oslo_limit/opts.py
+++ b/oslo_limit/opts.py
@@ -10,11 +10,6 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-__all__ = [
-    'list_opts',
-    'register_opts',
-]
-
 import copy
 
 from keystoneauth1 import loading
@@ -22,6 +17,11 @@ from oslo_config import cfg
 
 from oslo_limit._i18n import _
 
+__all__ = [
+    'list_opts',
+    'register_opts',
+]
+
 CONF = cfg.CONF
 
 endpoint_id = cfg.StrOpt(
diff --git a/test-requirements.txt b/test-requirements.txt
index 4144f5a..838e1e7 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -2,7 +2,7 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
+hacking>=1.1.0,<1.2.0 # Apache-2.0
 oslotest>=3.2.0 # Apache-2.0
 stestr>=1.0.0 # Apache-2.0