diff --git a/lower-constraints.txt b/lower-constraints.txt
index 963a450b4..d61be6d30 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -9,7 +9,7 @@ beautifulsoup4==4.6.0
 blockdiag==1.5.3
 cachetools==2.0.1
 certifi==2018.1.18
-cffi==1.11.5
+cffi==1.14.0
 chardet==3.0.4
 click==6.7
 cliff==2.11.0
@@ -27,7 +27,7 @@ dogpile.cache==0.6.5
 dulwich==0.19.0
 edgegrid-python==1.1.1
 enum-compat==0.0.2
-eventlet==0.25.1
+eventlet==0.26.1
 extras==1.0.0
 fasteners==0.14.1
 fixtures==3.0.0
@@ -38,7 +38,7 @@ future==0.16.0
 futurist==1.2.0
 gitdb2==2.0.3
 GitPython==2.1.8
-greenlet==0.4.10
+greenlet==0.4.15
 hacking==0.12.0
 idna==2.6
 imagesize==1.0.0
@@ -49,14 +49,14 @@ jmespath==0.9.3
 jsonpatch==1.21
 jsonpointer==2.0
 jsonschema==3.2.0
-kazoo==2.4.0
+kazoo==2.6.0
 keystoneauth1==3.4.0
 keystonemiddleware==4.17.0
 kombu==4.1.0
 linecache2==1.0.0
 logutils==0.3.5
 Mako==1.0.7
-MarkupSafe==1.0
+MarkupSafe==1.1.1
 mccabe==0.2.1
 monasca-statsd==1.4.0
 monotonic==1.4
@@ -76,10 +76,10 @@ oslo.cache==1.29.0
 oslo.concurrency==3.26.0
 oslo.config==5.2.0
 oslo.context==2.19.2
-oslo.db==4.27.0
+oslo.db==8.3.0
 oslo.i18n==3.15.3
 oslo.log==3.36.0
-oslo.messaging==9.5.0
+oslo.messaging==12.4.0
 oslo.middleware==3.31.0
 oslo.policy==1.30.0
 oslo.reports==1.18.0
@@ -91,7 +91,7 @@ oslo.utils==3.33.0
 oslo.versionedobjects==1.31.2
 oslotest==3.2.0
 packaging==17.1
-paramiko==2.4.1
+paramiko==2.7.1
 Paste==2.0.2
 PasteDeploy==1.5.0
 pbr==2.0.0
@@ -121,7 +121,7 @@ python-mimeparse==1.6.0
 python-neutronclient==6.7.0
 python-subunit==1.2.0
 pytz==2018.3
-PyYAML==3.12
+PyYAML==3.13
 repoze.lru==0.7
 requests-mock==1.2.0
 requests==2.14.2
@@ -134,7 +134,7 @@ six==1.10.0
 smmap2==2.0.3
 snowballstemmer==1.2.1
 sqlalchemy-migrate==0.11.0
-SQLAlchemy==1.0.10
+SQLAlchemy==1.2.19
 sqlparse==0.2.4
 statsd==3.2.2
 stestr==2.0.0
@@ -142,7 +142,7 @@ stevedore==1.20.0
 suds-jurko==0.6
 tempest==17.1.0
 Tempita==0.5.2
-tenacity==4.4.0
+tenacity==6.0.0
 testresources==2.0.1
 testscenarios==0.4
 testtools==2.2.0
diff --git a/requirements.txt b/requirements.txt
index 8b5912574..b4285b03b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,9 +2,9 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-eventlet>=0.25.1 # MIT
+eventlet>=0.26.1 # MIT
 Flask!=0.11,>=0.10 # BSD
-greenlet>=0.4.10 # MIT
+greenlet>=0.4.15 # MIT
 Jinja2>=2.10 # BSD License (3 clause)
 jsonschema>=3.2.0 # MIT
 keystoneauth1>=3.4.0 # Apache-2.0
@@ -12,7 +12,7 @@ keystonemiddleware>=4.17.0 # Apache-2.0
 netaddr>=0.7.18 # BSD
 oslo.config>=5.2.0 # Apache-2.0
 oslo.concurrency>=3.26.0 # Apache-2.0
-oslo.messaging>=9.5.0 # Apache-2.0
+oslo.messaging>=12.4.0 # Apache-2.0
 oslo.middleware>=3.31.0 # Apache-2.0
 oslo.log>=3.36.0 # Apache-2.0
 oslo.reports>=1.18.0 # Apache-2.0
@@ -29,15 +29,15 @@ pecan!=1.0.2,!=1.0.3,!=1.0.4,!=1.2,>=1.0.0 # BSD
 python-designateclient>=2.7.0 # Apache-2.0
 python-neutronclient>=6.7.0 # Apache-2.0
 requests>=2.14.2 # Apache-2.0
-tenacity>=4.4.0 # Apache-2.0
+tenacity>=6.0.0 # Apache-2.0
 six>=1.10.0 # MIT
-SQLAlchemy!=1.1.5,!=1.1.6,!=1.1.7,!=1.1.8,>=1.0.10 # MIT
+SQLAlchemy>=1.2.19 # MIT
 sqlalchemy-migrate>=0.11.0 # Apache-2.0
 stevedore>=1.20.0 # Apache-2.0
 suds-jurko>=0.6 # LGPLv3+
 WebOb>=1.7.1 # MIT
 dnspython>=1.16.0  # http://www.dnspython.org/LICENSE
-oslo.db>=4.27.0 # Apache-2.0
+oslo.db>=8.3.0 # Apache-2.0
 oslo.i18n>=3.15.3 # Apache-2.0
 oslo.context>=2.19.2 # Apache-2.0
 oslo.policy>=1.30.0 # Apache-2.0