diff --git a/osm_pla/test/test_nsPlacementDataFactory.py b/osm_pla/test/test_nsPlacementDataFactory.py
index dbb8572f34b9c5078f861082d32ab36447ca1521..b7075c308985b8dbb05441e886727c0fa46bcd04 100644
--- a/osm_pla/test/test_nsPlacementDataFactory.py
+++ b/osm_pla/test/test_nsPlacementDataFactory.py
@@ -319,7 +319,8 @@ class TestNsPlacementDataFactory(TestCase):
 
     def _adjust_path(self, file):
         """In case we are not running from test directory,
-        then assume we are in top level directory (e.g. running from tox) and adjust file path accordingly"""
+        then assume we are in top level directory (e.g. running from tox) and adjust file path accordingly
+        """
         path_component = "/osm_pla/test/"
         real_path = os.path.realpath(file)
         if path_component not in real_path:
@@ -747,7 +748,6 @@ class TestNsPlacementDataFactory(TestCase):
         )
 
     def test__produce_vld_desc_w_instantiate_override(self):
-
         vld_desc_expected = [
             {"cp_refs": ["one", "two"], "latency": 150, "jitter": 30},
             {"cp_refs": ["two", "three"], "latency": 90, "jitter": 30},
diff --git a/osm_pla/test/test_server.py b/osm_pla/test/test_server.py
index 3ba29798ec1dd2d39fc3c244c43e2ca97b7d7bcf..127b4d15f3255a6e31ca9525d0b46d355a6a65de 100644
--- a/osm_pla/test/test_server.py
+++ b/osm_pla/test/test_server.py
@@ -487,7 +487,8 @@ class TestServer(TestCase):
 
     def _adjust_path(self, file):
         """In case we are not running from test directory,
-        then assume we are in top level directory (e.g. running from tox) and adjust file path accordingly"""
+        then assume we are in top level directory (e.g. running from tox) and adjust file path accordingly
+        """
         path_component = "/osm_pla/test/"
         real_path = os.path.realpath(file)
         if path_component not in real_path:
diff --git a/tox.ini b/tox.ini
index 9f416bc5d9d8b010440b3348b63f129f8f3b7287..4b93d38a6ff725ae720201a66b09341b3d3643ea 100644
--- a/tox.ini
+++ b/tox.ini
@@ -49,7 +49,7 @@ commands =
         coverage report --omit='*tests*'
         coverage html -d ./cover --omit='*tests*'
         coverage xml -o coverage.xml --omit=*tests*
-whitelist_externals = sh
+allowlist_externals = sh
 
 
 #######################################################################################
@@ -84,7 +84,7 @@ commands =
 [testenv:pip-compile]
 deps =  pip-tools==6.6.2
 skip_install = true
-whitelist_externals = bash
+allowlist_externals = bash
         [
 commands =
         - bash -c "for file in requirements*.in ; do \
@@ -108,7 +108,7 @@ commands =
         python3 setup.py --command-packages=stdeb.command sdist_dsc
         sh -c 'cd deb_dist/osm-pla*/ && dpkg-buildpackage -rfakeroot -uc -us'
         sh -c 'rm osm_pla/requirements.txt'
-whitelist_externals = sh
+allowlist_externals = sh
 
 #######################################################################################
 [flake8]