diff --git a/requirements.txt b/requirements.txt
index 6acbc28..d91c357 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,6 +2,6 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-pbr>=1.6
-Babel>=1.3
-six>=1.9.0
+pbr>=1.6 # Apache-2.0
+Babel>=1.3 # BSD
+six>=1.9.0 # MIT
diff --git a/test-requirements.txt b/test-requirements.txt
index 581c256..6098be6 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -4,12 +4,12 @@
 hacking<0.11,>=0.10.0
 
 
-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
 
-mock>=1.2
+mock>=1.2 # BSD
 oslotest>=1.10.0 # Apache-2.0
-coverage>=3.6
+coverage>=3.6 # Apache-2.0
 
 # for pre-release tests
 oslo.config>=3.2.0 # Apache-2.0