diff --git a/lower-constraints.txt b/lower-constraints.txt
index 1c0d9d11..3da1807e 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -8,9 +8,9 @@ chardet==3.0.4
 cliff==2.11.0
 cmd2==0.8.1
 contextlib2==0.5.5
-coverage==4.0
-cryptography==2.1.4
-ddt==1.0.1
+coverage==5.2.1
+cryptography==3.0
+ddt==1.4.1
 debtcollector==1.19.0
 decorator==4.2.1
 deprecation==2.0
@@ -29,44 +29,44 @@ futurist==1.6.0
 horizon==18.3.1
 idna==2.6
 imagesize==1.0.0
-iso8601==0.1.11
+iso8601==0.1.12
 Jinja2==2.10
 jmespath==0.9.3
 jsonpatch==1.21
 jsonpointer==2.0
 jsonschema==2.6.0
-keystoneauth1==3.4.0
+keystoneauth1==4.2.1
 linecache2==1.0.0
-MarkupSafe==1.0
-mccabe==0.2.1
+MarkupSafe==1.1
+mccabe==0.6.0
 monotonic==1.4
-mox3==0.20.0
+mox3==0.25.0
 msgpack==0.5.6
 munch==2.2.0
-netaddr==0.7.19
+netaddr==0.8.0
 netifaces==0.10.6
 openstacksdk==0.12.0
 os-client-config==1.29.0
 os-service-types==1.2.0
 osc-lib==1.10.0
-oslo.concurrency==3.26.0
+oslo.concurrency==4.3.0
 oslo.config==5.2.0
-oslo.context==2.20.0
+oslo.context==3.1.1
 oslo.i18n==3.20.0
 oslo.log==3.37.0
 oslo.policy==1.34.0
-oslo.serialization==2.25.0
-oslo.utils==3.33.0
+oslo.serialization==4.0.1
+oslo.utils==4.7.0
 osprofiler==2.3.0
-packaging==17.1
-pbr==2.0.0
+packaging==20.4
+pbr==5.5.0
 Pint==0.8.1
 prettytable==0.7.2
 pycparser==2.18
 Pygments==2.2.0
 pyinotify==0.9.6
 pymongo==3.6.1
-pyOpenSSL==17.5.0
+pyOpenSSL==19.1.0
 pyparsing==2.2.0
 pyperclip==1.6.0
 pyScss==1.3.7
@@ -74,34 +74,34 @@ pytest==5.3.5
 python-cinderclient==5.0.0
 python-dateutil==2.7.0
 python-glanceclient==2.9.1
-python-keystoneclient==3.22.0
+python-keystoneclient==4.1.1
 python-manilaclient==1.29.0
 python-mimeparse==1.6.0
 python-neutronclient==6.7.0
 python-novaclient==10.1.0
-python-subunit==1.0.0
+python-subunit==1.4.0
 python-swiftclient==3.5.0
 pytz==2018.3
 PyYAML==3.13
 rcssmin==1.0.6
-requests==2.18.4
+requests==2.23.0
 requestsexceptions==1.4.0
-rfc3986==1.1.0
+rfc3986==1.2.0
 rjsmin==1.0.12
 selenium==2.50.1
 semantic-version==2.6.0
 simplejson==3.13.2
-six==1.10.0
+six==1.15.0
 snowballstemmer==1.2.1
-stevedore==1.28.0
-testrepository==0.0.18
+stevedore==3.2.2
+testrepository==0.0.20
 testscenarios==0.4
-testtools==2.2.0
+testtools==2.4.0
 traceback2==1.4.0
 unittest2==1.1.0
 urllib3==1.22
 warlock==1.3.0
-WebOb==1.7.4
+WebOb==1.8.6
 wrapt==1.10.11
 XStatic==1.0.1
 XStatic-Angular==1.5.8.0
@@ -123,7 +123,7 @@ XStatic-jquery-ui==1.12.0.1
 XStatic-JQuery.quicksearch==2.0.3.1
 XStatic-JQuery.TableSorter==2.14.5.1
 XStatic-JSEncrypt==2.3.1.1
-XStatic-mdi==1.4.57.0
+XStatic-mdi==1.6.50.2
 XStatic-objectpath==1.2.1.0
 XStatic-Rickshaw==1.5.0.0
 XStatic-roboto-fontface==0.5.0.0
diff --git a/requirements.txt b/requirements.txt
index d1d4e399..e4f3f4ba 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,12 +2,12 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-pbr!=2.1.0,>=2.0.0 # Apache-2.0
+pbr>=5.5.0 # Apache-2.0
 # Horizon Core Requirements
 django-compressor>=2.0 # MIT
-iso8601>=0.1.11 # MIT
-oslo.utils>=3.33.0 # Apache-2.0
-python-keystoneclient>=3.22.0 # Apache-2.0
+iso8601>=0.1.12 # MIT
+oslo.utils>=4.7.0 # Apache-2.0
+python-keystoneclient>=4.1.1 # Apache-2.0
 python-manilaclient>=1.29.0 # Apache-2.0
 
 horizon>=17.1.0  # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 398eec02..a5a507c2 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -2,14 +2,14 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-hacking>=3.0.1,<3.1.0 # Apache-2.0
-coverage!=4.4,>=4.0 # Apache-2.0
-ddt>=1.0.1 # MIT
-python-subunit>=1.0.0 # Apache-2.0/BSD
+hacking>=3.1.0,<3.2.0 # Apache-2.0
+coverage>=5.2.1 # Apache-2.0
+ddt>=1.4.1 # MIT
+python-subunit>=1.4.0 # Apache-2.0/BSD
 pytest>=5.3.5 # MIT
-testrepository>=0.0.18 # Apache-2.0/BSD
+testrepository>=0.0.20 # Apache-2.0/BSD
 testscenarios>=0.4 # Apache-2.0/BSD
-testtools>=2.2.0 # MIT
+testtools>=2.4.0 # MIT
 # integration tests requirements
 selenium>=2.50.1 # Apache-2.0
 xvfbwrapper>=0.1.3 #license: MIT