diff --git a/requirements.txt b/requirements.txt
index aa1c22766e..9d3673dc01 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,23 +5,23 @@
 # Despite above warning added by global sync process, please use
 # ascii betical order.
 
-Babel>=1.3
-PrettyTable<0.8,>=0.7
-PyYAML>=3.1.0
-SQLAlchemy<1.1.0,>=1.0.10
-WSME>=0.8
-WebOb>=1.2.3
-alembic>=0.8.0
+Babel>=1.3 # BSD
+PrettyTable<0.8,>=0.7 # BSD
+PyYAML>=3.1.0 # MIT
+SQLAlchemy<1.1.0,>=1.0.10 # MIT
+WSME>=0.8 # MIT
+WebOb>=1.2.3 # MIT
+alembic>=0.8.0 # MIT
 cliff>=1.15.0 # Apache-2.0
-decorator>=3.4.0
+decorator>=3.4.0 # BSD
 docker-py>=1.4.0 # Apache-2.0
-enum34;python_version=='2.7' or python_version=='2.6' or python_version=='3.3'
-eventlet>=0.17.4
-greenlet>=0.3.2
-iso8601>=0.1.9
-jsonpatch>=1.1
-keystonemiddleware>=4.0.0
-netaddr!=0.7.16,>=0.7.12
+enum34;python_version=='2.7' or python_version=='2.6' or python_version=='3.3' # BSD
+eventlet>=0.17.4 # MIT
+greenlet>=0.3.2 # MIT
+iso8601>=0.1.9 # MIT
+jsonpatch>=1.1 # BSD
+keystonemiddleware>=4.0.0 # Apache-2.0
+netaddr!=0.7.16,>=0.7.12 # BSD
 oslo.concurrency>=2.3.0 # Apache-2.0
 oslo.config>=3.2.0 # Apache-2.0
 oslo.context>=0.2.0 # Apache-2.0
@@ -34,21 +34,21 @@ oslo.policy>=0.5.0 # Apache-2.0
 oslo.serialization>=1.10.0 # Apache-2.0
 oslo.service>=1.0.0 # Apache-2.0
 oslo.utils>=3.2.0 # Apache-2.0
-oslo.versionedobjects>=0.13.0
+oslo.versionedobjects>=0.13.0 # Apache-2.0
 oslo.reports>=0.6.0 # Apache-2.0
-paramiko>=1.13.0
-pbr>=1.6
-pecan>=1.0.0
-python-barbicanclient>=3.3.0
-python-glanceclient>=1.2.0
-python-heatclient>=0.6.0
-python-neutronclient>=2.6.0
-python-novaclient!=2.33.0,>=2.29.0
-python-keystoneclient!=1.8.0,>=1.6.0
-requests!=2.9.0,>=2.8.1
-setuptools>=16.0
-six>=1.9.0
+paramiko>=1.13.0 # LGPL
+pbr>=1.6 # Apache-2.0
+pecan>=1.0.0 # BSD
+python-barbicanclient>=3.3.0 # Apache-2.0
+python-glanceclient>=1.2.0 # Apache-2.0
+python-heatclient>=0.6.0 # Apache-2.0
+python-neutronclient>=2.6.0 # Apache-2.0
+python-novaclient!=2.33.0,>=2.29.0 # Apache-2.0
+python-keystoneclient!=1.8.0,>=1.6.0 # Apache-2.0
+requests!=2.9.0,>=2.8.1 # Apache-2.0
+setuptools>=16.0 # PSF/ZPL
+six>=1.9.0 # MIT
 stevedore>=1.5.0 # Apache-2.0
-taskflow>=1.25.0
-cryptography>=1.0 # Apache-2.0
-urllib3>=1.8.3
+taskflow>=1.25.0 # Apache-2.0
+cryptography>=1.0 # BSD/Apache-2.0
+urllib3>=1.8.3 # MIT
diff --git a/test-requirements.txt b/test-requirements.txt
index 83b0e81fe0..15be60e2ec 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -5,18 +5,18 @@
 # Despite above warning added by global sync process, please use
 # ascii betical order.
 
-bandit>=0.13.2
-coverage>=3.6
+bandit>=0.13.2 # Apache-2.0
+coverage>=3.6 # Apache-2.0
 doc8 # Apache-2.0
-fixtures>=1.3.1
+fixtures>=1.3.1 # Apache-2.0/BSD
 hacking<0.11,>=0.10.0 # Apache-2.0
-mock>=1.2
+mock>=1.2 # BSD
 oslosphinx!=3.4.0,>=2.5.0 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0
-os-testr>=0.4.1
-python-subunit>=0.0.18
-sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2
-testrepository>=0.0.18
-testscenarios>=0.4
-testtools>=1.4.0
-tempest-lib>=0.13.0
+os-testr>=0.4.1 # Apache-2.0
+python-subunit>=0.0.18 # Apache-2.0/BSD
+sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2 # BSD
+testrepository>=0.0.18 # Apache-2.0/BSD
+testscenarios>=0.4 # Apache-2.0/BSD
+testtools>=1.4.0 # MIT
+tempest-lib>=0.13.0 # Apache-2.0