diff --git a/requirements.txt b/requirements.txt
index 39d130e..428a8b1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,8 +2,8 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-pbr>=1.3,<2.0
-Babel>=1.3
-testrepository>=0.0.18
-python-subunit>=0.0.18
-testtools>=1.4.0
+pbr>=1.6  # Apache-2.0
+Babel>=1.3  # BSD
+testrepository>=0.0.18  # Apache-2.0/BSD
+python-subunit>=0.0.18  # Apache-2.0/BSD
+testtools>=1.4.0  # MIT
diff --git a/test-requirements.txt b/test-requirements.txt
index 608d49e..c2b57d8 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -2,13 +2,13 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-hacking<0.11,>=0.10.0
+hacking>=0.10.2,<0.11  # Apache-2.0
 
-coverage>=3.6
-discover
-sphinx>=1.1.2,!=1.2.0,!=1.3b1,<1.3
+coverage>=3.6  # Apache-2.0
+discover  # BSD
+sphinx>=1.1.2,!=1.2.0,!=1.3b1,<1.3  # BSD
 oslosphinx>=2.2.0  # Apache-2.0
 oslotest>=1.2.0  # Apache-2.0
-testscenarios>=0.4
-ddt>=0.4.0
-six>=1.9.0
+testscenarios>=0.4  # Apache-2.0/BSD
+ddt>=1.0.1  # MIT
+six>=1.9.0  # MIT