diff --git a/requirements.txt b/requirements.txt
index f7b7a5fde4c5..3effe1d10f29 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,32 +1,32 @@
 pbr>=0.6,<1.0
 SQLAlchemy>=0.7.8,!=0.9.5,<=0.9.99
 amqplib>=0.6.1
-anyjson>=0.3.3
+anyjson>=0.3.3,<=0.3.3
 argparse
 boto>=2.12.0,!=2.13.0,<2.35.0
 eventlet>=0.13.0,<0.16.0
-Jinja2
-kombu>=2.4.8
-lxml>=2.3
+Jinja2<=2.7.3
+kombu>=2.5.0,<=3.0.7
+lxml>=2.3,<=3.4.2
 Routes>=1.12.3,!=2.0
-WebOb>=1.2.3
-greenlet>=0.3.2
-PasteDeploy>=1.5.0
+WebOb>=1.2.3,<=1.4
+greenlet>=0.3.2,<=0.4.5
+PasteDeploy>=1.5.0,<=1.5.2
 Paste
 sqlalchemy-migrate>=0.8.2,!=0.8.4,<=0.9.1
-netaddr>=0.7.6
-suds>=0.4
-paramiko>=1.9.0
-pyasn1
-Babel>=1.3
-iso8601>=0.1.9
+netaddr>=0.7.6,<=0.7.14
+suds==0.4
+paramiko>=1.9.0,<=1.15.2
+pyasn1<=0.1.7
+Babel>=1.3,<=1.3
+iso8601>=0.1.9,<=0.1.10
 jsonschema>=2.0.0,<3.0.0
 python-cinderclient>=1.0.6,<=1.1.1
 python-neutronclient>=2.3.4,<2.3.11
 python-glanceclient>=0.9.0,!=0.14.0,<=0.14.2
-python-keystoneclient>=0.7.0,<=0.11.2
-six>=1.6.0
-stevedore>=0.14,<1.2
+python-keystoneclient>=0.7.0,<0.12.0
+six>=1.6.0,<=1.9.0
+stevedore>=0.14
 websockify>=0.5.1,<0.6
 wsgiref>=0.1.2
 oslo.config>=1.2.0,<1.5
diff --git a/test-requirements.txt b/test-requirements.txt
index 53b2102ed94c..c6e69b1a7561 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,15 +1,15 @@
 hacking>=0.8.0,<0.9
-coverage>=3.6
-discover
+coverage>=3.6,<=3.7.1
+discover<=0.4.0
 feedparser
-fixtures>=0.3.14
-mock>=1.0
-mox>=0.5.3
-MySQL-python
+fixtures>=0.3.14,<=1.0.0
+mock>=1.0,<=1.0.1
+mox>=0.5.3,<=0.5.3
+MySQL-python<=1.2.5
 psycopg2
 pylint==0.25.2
-python-subunit>=0.0.18
+python-subunit>=0.0.18,<=1.1.0
 sphinx>=1.1.2,<1.1.999
-oslosphinx
-testrepository>=0.0.18
-testtools>=0.9.34,!=1.2.0,!=1.4.0
+oslosphinx<=2.5.0
+testrepository>=0.0.18,<=0.0.20
+testtools>=0.9.34,!=1.2.0,!=1.4.0,<=1.7.1