diff --git a/distributedcloud-client/dcmanagerclient/openstack/common/gettextutils.py b/distributedcloud-client/dcmanagerclient/openstack/common/gettextutils.py
index 61fc891..65c0262 100644
--- a/distributedcloud-client/dcmanagerclient/openstack/common/gettextutils.py
+++ b/distributedcloud-client/dcmanagerclient/openstack/common/gettextutils.py
@@ -195,7 +195,7 @@ def install(domain, lazy=False):
             gettext.install(domain,
                             localedir=os.environ.get(localedir))
         else:
-            gettext.install(domain,
+            gettext.install(domain,   # pylint: disable=unexpected-keyword-arg
                             localedir=os.environ.get(localedir),
                             unicode=True)
 
@@ -208,7 +208,7 @@ class Message(six.text_type):
     and can be treated as such.
     """
 
-    def __new__(cls, msgid, msgtext=None, params=None,
+    def __new__(cls, msgid, msgtext=None, params=None,  # pylint: disable=keyword-arg-before-vararg
                 domain='dcmanagerclient', *args):
         """Create a new Message object.
 
diff --git a/distributedcloud-client/pylint.rc b/distributedcloud-client/pylint.rc
index 9d3720d..656d921 100644
--- a/distributedcloud-client/pylint.rc
+++ b/distributedcloud-client/pylint.rc
@@ -37,6 +37,7 @@ load-plugins=
 # R detect Refactor for a "good practice" metric violation
 # C detect Convention for coding standard violation
 # W0102: dangerous-default-value
+# W0107: unnecessary-pass
 # W0201: attribute-defined-outside-init
 # W0212: protected-access
 # W0231: super-init-not-called
@@ -47,12 +48,13 @@ load-plugins=
 # W0621: redefined-outer-name
 # W0622: redefined-builtin
 # W0703: broad-except
-# W1201: logging-not-lazy
 # W1113: keyword-arg-before-vararg
+# W1201: logging-not-lazy
+# W1505: deprecated-method
 # E1102: not-callable
 disable=fixme,C,R,
-        W0102,W0201,W0212,W0231,W0403,
-        W0612,W0613,W0603,W0621,W0622,W0703,W1201,W1113,
+        W0102,W0107,W0201,W0212,W0231,W0403,
+        W0612,W0613,W0603,W0621,W0622,W0703,W1112,W1201,W1505,
         E1102
 
 [REPORTS]
diff --git a/distributedcloud-client/test-requirements.txt b/distributedcloud-client/test-requirements.txt
index 42a93bb..318fcc8 100644
--- a/distributedcloud-client/test-requirements.txt
+++ b/distributedcloud-client/test-requirements.txt
@@ -1,9 +1,10 @@
 # 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!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
-pylint==1.9.2;python_version<"3.0" # GPLv2
-pylint==2.3.1;python_version>="3.0" # GPLv2
+hacking>=1.1.0,<=2.0.0 # Apache-2.0
+isort<5;python_version>="3.0"
+pylint<2.1.0;python_version<"3.0" # GPLv2
+pylint<2.3.0;python_version>="3.0" # GPLv2
 python-openstackclient>=3.3.0 # Apache-2.0
 sphinx>=1.5.1 # BSD
 fixtures>=3.0.0 # Apache-2.0/BSD
diff --git a/distributedcloud-client/tox.ini b/distributedcloud-client/tox.ini
index 1fcfb95..cde4b72 100644
--- a/distributedcloud-client/tox.ini
+++ b/distributedcloud-client/tox.ini
@@ -43,7 +43,7 @@ basepython = python3
 commands = flake8 {posargs}
 
 [testenv:pylint]
-basepython = python2.7
+basepython = python3
 sitepackages = False
 deps = {[testenv]deps}
 commands =
@@ -75,8 +75,10 @@ commands = oslo_debug_helper {posargs}
 
 [flake8]
 # E123, E125 skipped as they are invalid PEP-8.
+# W504 line break after binary operator
+# W605 invalid escape sequence
 show-source = True
-ignore = E123,E125,H102
+ignore = E123,E125,W504,W605,H102
 builtins = _
 exclude=.venv,.git,.tox,dist,doc,*lib/python*,*openstack/common*,*egg,build
 
diff --git a/test-requirements.txt b/test-requirements.txt
index f4f6d3b..18d4eaa 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,4 +1,5 @@
 PyYAML>=3.1.0
 yamllint>=0.5.2
 mock>=2.0 # BSD
-bandit!=1.6.0,>=1.1.0,<2.0.0
+isort<5;python_version>="3.5"
+bandit;python_version>="3.5"