diff --git a/requirements.txt b/requirements.txt
index 21dcda47f2..c2200fa813 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,8 +3,8 @@
 # process, which may cause wedges in the gate later.
 pbr>=0.6,!=0.7,<1.0
 SQLAlchemy>=0.9.7,<=0.9.99
-eventlet>=0.16.1
-keystonemiddleware>=1.0.0
+eventlet>=0.16.1,!=0.17.0
+keystonemiddleware>=1.5.0
 kombu>=2.5.0
 Routes>=1.12.3,!=2.0
 WebOb>=1.2.3
@@ -17,7 +17,7 @@ httplib2>=0.7.5
 lxml>=2.3
 passlib
 python-heatclient>=0.3.0
-python-novaclient>=2.18.0,!=2.21.0
+python-novaclient>=2.22.0
 python-cinderclient>=1.1.0
 python-keystoneclient>=1.1.0
 python-swiftclient>=2.2.0
@@ -27,15 +27,15 @@ iso8601>=0.1.9
 jsonschema>=2.0.0,<3.0.0
 Jinja2>=2.6  # BSD License (3 clause)
 pexpect>=3.1,!=3.3 # ISC License
-oslo.config>=1.9.0  # Apache-2.0
-oslo.i18n>=1.3.0  # Apache-2.0
-oslo.serialization>=1.2.0
-oslo.utils>=1.2.0
-oslo.concurrency>=1.4.1         # Apache-2.0
+oslo.config>=1.9.3,<1.10.0  # Apache-2.0
+oslo.i18n>=1.5.0,<1.6.0  # Apache-2.0
+oslo.serialization>=1.4.0,<1.5.0               # Apache-2.0
+oslo.utils>=1.4.0,<1.5.0                       # Apache-2.0
+oslo.concurrency>=1.8.0,<1.9.0         # Apache-2.0
 MySQL-python
 Babel>=1.3
 six>=1.9.0
-stevedore>=1.1.0  # Apache-2.0
+stevedore>=1.3.0,<1.4.0  # Apache-2.0
 ordereddict
-oslo.messaging>=1.6.0  # Apache-2.0
+oslo.messaging>=1.8.0,<1.9.0  # Apache-2.0
 osprofiler>=0.3.0                       # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 3a44daeee2..465f36a418 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -4,7 +4,7 @@
 # Hacking already pins down pep8, pyflakes and flake8
 hacking>=0.8.0,<0.9
 sphinx>=1.1.2,!=1.2.0,!=1.3b1,<1.3
-oslosphinx>=2.2.0  # Apache-2.0
+oslosphinx>=2.5.0,<2.6.0  # Apache-2.0
 
 coverage>=3.6
 nose