diff --git a/requirements-py3.txt b/requirements-py3.txt
index 989f4f243..9589c645b 100644
--- a/requirements-py3.txt
+++ b/requirements-py3.txt
@@ -16,5 +16,5 @@ stevedore>=0.14
 six>=1.7.0
 oslo.config>=1.4.0.0a3
 oslo.i18n>=0.2.0  # Apache-2.0
-oslo.utils>=0.2.0
+oslo.utils>=0.2.0                       # Apache-2.0
 SQLAlchemy>=0.8.4,<=0.8.99,>=0.9.7,<=0.9.99
diff --git a/requirements.txt b/requirements.txt
index 6da068ee6..38f4310d1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,5 +15,5 @@ stevedore>=0.14
 six>=1.7.0
 oslo.config>=1.4.0.0a3
 oslo.i18n>=0.2.0  # Apache-2.0
-oslo.utils>=0.2.0
+oslo.utils>=0.2.0                       # Apache-2.0
 SQLAlchemy>=0.8.4,<=0.8.99,>=0.9.7,<=0.9.99