diff --git a/requirements.txt b/requirements.txt
index bf82ffa65..e4fd809ff 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,17 +10,17 @@ iso8601>=0.1.11 # MIT
 keystonemiddleware!=4.5.0,>=4.2.0 # Apache-2.0
 msgpack-python>=0.4.0 # Apache-2.0
 python-memcached>=1.56 # PSF
-WebOb>=1.2.3 # MIT
-stevedore>=1.16.0 # Apache-2.0
+WebOb>=1.6.0 # MIT
+stevedore>=1.17.1 # Apache-2.0
 six>=1.9.0 # MIT
 oslo.cache>=1.5.0 # Apache-2.0
-oslo.config>=3.14.0 # Apache-2.0
+oslo.config!=3.18.0,>=3.14.0 # Apache-2.0
 oslo.context>=2.9.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
 oslo.log>=3.11.0 # Apache-2.0
 oslo.serialization>=1.10.0 # Apache-2.0
-oslo.utils>=3.16.0 # Apache-2.0
-oslo.policy>=1.14.0 # Apache-2.0
+oslo.utils>=3.18.0 # Apache-2.0
+oslo.policy>=1.15.0 # Apache-2.0
 SQLAlchemy<1.1.0,>=1.0.10 # MIT
 enum34;python_version=='2.7' or python_version=='2.6' or python_version=='3.3' # BSD
 trollius>=1.0 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index cd3792ab6..97de580a9 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -13,7 +13,7 @@ pymongo!=3.1,>=3.0.2 # Apache-2.0
 websocket-client>=0.32.0 # LGPLv2+
 
 # Unit testing
-coverage>=3.6 # Apache-2.0
+coverage>=4.0 # Apache-2.0
 ddt>=1.0.1 # MIT
 fixtures>=3.0.0 # Apache-2.0/BSD
 python-subunit>=0.0.18 # Apache-2.0/BSD
@@ -25,7 +25,7 @@ sphinx!=1.3b1,<1.4,>=1.2.1 # BSD
 oslosphinx>=4.7.0 # Apache-2.0
 openstackdocstheme>=1.5.0 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0
-reno>=1.8.0 # Apache2
+reno>=1.8.0 # Apache-2.0
 os-api-ref>=1.0.0 # Apache-2.0
 
 # Tempest