diff --git a/test-requirements.txt b/test-requirements.txt
index d4fab97..efc469b 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,7 +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>=1.1.0,<1.2.0 # Apache-2.0
+hacking>=3.0,<3.1.0 # Apache-2.0
 stestr>=2.0.0 # Apache-2.0
 
 mock>=2.0.0 # BSD
diff --git a/tox.ini b/tox.ini
index 3bbe0a1..ac450ab 100644
--- a/tox.ini
+++ b/tox.ini
@@ -47,7 +47,7 @@ commands =
 # E731 skipped as assign a lambda expression
 
 show-source = True
-ignore = E123,E125,E731
+ignore = E123,E125,E731,W504
 
 # H106: Don’t put vim configuration in source files
 # H203: Use assertIs(Not)None to check for None