diff --git a/requirements.txt b/requirements.txt
index c4aebfb94..909de0840 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ yaql>=1.1.3 # Apache 2.0 License
 debtcollector>=1.2.0 # Apache-2.0
 
 # For paste.util.template used in keystone.common.template
-Paste # MIT
+Paste>=2.0.2 # MIT
 
 jsonschema<3.0.0,>=2.6.0 # MIT
 python-keystoneclient>=3.8.0 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 27e74309f..d851e6d65 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -6,13 +6,13 @@ hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
 coverage!=4.4,>=4.0 # Apache-2.0
 fixtures>=3.0.0 # Apache-2.0/BSD
 mock>=2.0.0 # BSD
-nose # LGPL
+nose>=1.3.7 # LGPL
 oslotest>=1.10.0 # Apache-2.0
 sqlalchemy-migrate>=0.11.0 # Apache-2.0
 testrepository>=0.0.18 # Apache-2.0/BSD
 testresources>=2.0.0 # Apache-2.0/BSD
 testscenarios>=0.4 # Apache-2.0/BSD
-unittest2 # BSD
+unittest2>=1.1.0 # BSD
 pylint==1.4.5 # GPLv2
 requests>=2.14.2 # Apache-2.0
 os-testr>=1.0.0 # Apache-2.0
@@ -25,7 +25,7 @@ psycopg2>=2.6.2 # LGPL/ZPL
 
 # doc build requirements
 sphinx>=1.6.2 # BSD
-sphinxcontrib-httpdomain # BSD
+sphinxcontrib-httpdomain>=1.3.0 # BSD
 reno>=2.5.0 # Apache-2.0
 openstackdocstheme>=1.17.0 # Apache-2.0
 os-api-ref>=1.4.0 # Apache-2.0