diff --git a/requirements.txt b/requirements.txt
index c55765be6..6996c120d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,29 +1,29 @@
 # The order of packages is significant, because pip processes them in the order
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
-pbr>=1.6
+pbr>=1.6 # Apache-2.0
 
-Babel>=1.3
-falcon>=0.1.6
-jsonschema!=2.5.0,<3.0.0,>=2.0.0
-iso8601>=0.1.9
-keystonemiddleware>=4.0.0
-msgpack-python>=0.4.0
-python-memcached>=1.56
-WebOb>=1.2.3
+Babel>=1.3 # BSD
+falcon>=0.1.6 # Apache-2.0
+jsonschema!=2.5.0,<3.0.0,>=2.0.0 # MIT
+iso8601>=0.1.9 # MIT
+keystonemiddleware!=4.1.0,>=4.0.0 # Apache-2.0
+msgpack-python>=0.4.0 # Apache-2.0
+python-memcached>=1.56 # PSF
+WebOb>=1.2.3 # MIT
 stevedore>=1.5.0 # Apache-2.0
-six>=1.9.0
+six>=1.9.0 # MIT
 oslo.cache>=0.8.0 # Apache-2.0
 oslo.config>=3.2.0 # Apache-2.0
 oslo.context>=0.2.0 # Apache-2.0
-oslo.i18n>=1.5.0 # Apache-2.0
+oslo.i18n>=2.1.0 # Apache-2.0
 oslo.log>=1.14.0 # Apache-2.0
 oslo.serialization>=1.10.0 # Apache-2.0
-oslo.utils>=3.2.0 # Apache-2.0
+oslo.utils>=3.4.0 # Apache-2.0
 oslo.policy>=0.5.0 # Apache-2.0
-SQLAlchemy<1.1.0,>=1.0.10
-enum34;python_version=='2.7' or python_version=='2.6' or python_version=='3.3'
-trollius>=1.0
+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
 autobahn>=0.10.1 # MIT License
-requests!=2.9.0,>=2.8.1
+requests!=2.9.0,>=2.8.1 # Apache-2.0
 futurist>=0.6.0 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 99776472c..6898758ca 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -5,24 +5,24 @@
 hacking<0.11,>=0.10.0
 
 # Packaging
-mock>=1.2
+mock>=1.2 # BSD
 
 # Backends
-redis>=2.10.0
-pymongo>=3.0.2
+redis>=2.10.0 # MIT
+pymongo>=3.0.2 # Apache-2.0
 websocket-client>=0.32.0 # LGPLv2+
 
 # Unit testing
-coverage>=3.6
-ddt>=1.0.1
-fixtures>=1.3.1
-python-subunit>=0.0.18
-testrepository>=0.0.18
-testtools>=1.4.0
+coverage>=3.6 # Apache-2.0
+ddt>=1.0.1 # MIT
+fixtures>=1.3.1 # Apache-2.0/BSD
+python-subunit>=0.0.18 # Apache-2.0/BSD
+testrepository>=0.0.18 # Apache-2.0/BSD
+testtools>=1.4.0 # MIT
 
 # Documentation
-sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2
+sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2 # BSD
 oslosphinx!=3.4.0,>=2.5.0 # Apache-2.0
-openstack-doc-tools>=0.23
+openstack-doc-tools>=0.23 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0
 reno>=0.1.1 # Apache2