diff --git a/lower-constraints.txt b/lower-constraints.txt
index e88c048f1..886ab7507 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -1,5 +1,5 @@
 alabaster==0.7.10
-alembic==0.9.6
+alembic==1.6.5
 amqp==2.5.0
 appdirs==1.4.3
 asn1crypto==0.23.0
@@ -12,11 +12,11 @@ contextlib2==0.4.0
 coverage==4.0
 cryptography==2.7
 debtcollector==1.19.0
-decorator==3.4.0
+decorator==4.1.0
 deprecation==1.0
 dogpile.cache==0.6.5
 dulwich==0.15.0
-eventlet==0.22.0
+eventlet==0.22.1
 extras==1.0.0
 fasteners==0.7.0
 fixtures==3.0.0
@@ -24,7 +24,7 @@ future==0.16.0
 futurist==1.2.0
 greenlet==0.4.15
 httplib2==0.9.1
-idna==2.6
+idna==2.5
 imagesize==0.7.1
 iso8601==0.1.11
 Jinja2==2.10
@@ -33,12 +33,12 @@ jsonpatch==1.16
 jsonpointer==1.13
 jsonschema==2.6.0
 keystoneauth1==3.14.0
-keystonemiddleware==4.17.0
+keystonemiddleware==5.1.0
 kombu==4.6.1
 linecache2==1.0.0
 logilab-common==1.4.1
 logutils==0.3.5
-Mako==0.4.0
+Mako==1.0.7
 MarkupSafe==1.1.1
 mock==2.0.0
 monotonic==1.4
@@ -55,25 +55,25 @@ os-xenapi==0.3.4
 osc-lib==1.8.0
 oslo.cache==1.26.0
 oslo.concurrency==3.26.0
-oslo.config==5.2.0
-oslo.context==2.20.0
+oslo.config==8.0.0
+oslo.context==2.22.0
 oslo.db==4.44.0
 oslo.i18n==3.20.0
-oslo.log==4.2.1
+oslo.log==4.5.0
 oslo.messaging==7.0.0
 oslo.middleware==3.31.0
-oslo.policy==1.30.0
+oslo.policy==3.7.0
 oslo.privsep==2.3.0
 oslo.reports==1.18.0
 oslo.rootwrap==5.8.0
 oslo.serialization==2.25.0
 oslo.service==1.31.0
-oslo.utils==4.4.0
+oslo.utils==4.5.0
 oslo.versionedobjects==1.35.1
 oslotest==3.2.0
 osprofiler==2.4.0
-ovs==2.8.0
-ovsdbapp==1.3.0
+ovs==2.10.0
+ovsdbapp==1.11.0
 paramiko==2.0.0
 Paste==2.0.2
 PasteDeploy==1.5.0
@@ -83,14 +83,14 @@ pika==0.10.0
 pika-pool==0.1.3
 positional==1.2.1
 prettytable==0.7.2
-psutil==3.2.2
+psutil==5.3.0
 pyasn1==0.1.8
 pycadf==1.1.0
 pycparser==2.18
 pyinotify==0.9.6
 pyparsing==2.1.0
 pyperclip==1.5.27
-pyroute2==0.5.13
+pyroute2==0.6.4
 python-dateutil==2.7.0
 python-designateclient==2.7.0
 python-editor==1.0.3
@@ -100,18 +100,18 @@ python-neutronclient==6.7.0
 python-novaclient==9.1.0
 python-subunit==1.0.0
 pytz==2015.7
-PyYAML==3.12
+PyYAML==5.3.1
 repoze.lru==0.7
-requests==2.14.2
+requests==2.18.0
 requests-mock==1.2.0
 requestsexceptions==1.2.0
-rfc3986==0.3.1
+rfc3986==1.2.0
 Routes==2.3.1
 ryu==4.24
 simplejson==3.5.1
 snowballstemmer==1.2.1
 sphinxcontrib-websupport==1.0.1
-SQLAlchemy==1.2.0
+SQLAlchemy==1.3.0
 sqlalchemy-migrate==0.11.0
 sqlparse==0.2.2
 statsd==3.2.1
diff --git a/requirements.txt b/requirements.txt
index 685b05575..712880f86 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,21 +3,21 @@
 # process, which may cause wedges in the gate later.
 pbr>=4.0.0 # Apache-2.0
 
-requests>=2.14.2 # Apache-2.0
+requests>=2.18.0 # Apache-2.0
 Jinja2>=2.10 # BSD License (3 clause)
 netaddr>=0.7.18 # BSD
-SQLAlchemy>=1.2.0 # MIT
-alembic>=0.9.6 # MIT
+SQLAlchemy>=1.3.0 # MIT
+alembic>=1.6.5 # MIT
 neutron-lib>=2.6.0 # Apache-2.0
 oslo.concurrency>=3.26.0 # Apache-2.0
-oslo.config>=5.2.0 # Apache-2.0
+oslo.config>=8.0.0 # Apache-2.0
 oslo.db>=4.44.0 # Apache-2.0
-oslo.log>=4.2.1 # Apache-2.0
+oslo.log>=4.5.0 # Apache-2.0
 oslo.messaging>=7.0.0 # Apache-2.0
 oslo.reports>=1.18.0 # Apache-2.0
 oslo.serialization>=2.25.0 # Apache-2.0
 oslo.service>=1.31.0 # Apache-2.0
-oslo.utils>=4.4.0 # Apache-2.0
+oslo.utils>=4.5.0 # Apache-2.0
 
 neutron>=17.0.0 # Apache-2.0