diff --git a/requirements.txt b/requirements.txt
index 03c224c..4d9d1e1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ Babel>=1.3
 iso8601>=0.1.9
 oslo.i18n>=1.5.0  # Apache-2.0
 oslo.config>=1.11.0  # Apache-2.0
-oslo.utils>=1.4.0                       # Apache-2.0
+oslo.utils>=1.6.0                       # Apache-2.0
 SQLAlchemy>=0.9.7,<1.1.0
 sqlalchemy-migrate>=0.9.6
 stevedore>=1.5.0  # Apache-2.0
diff --git a/setup.py b/setup.py
old mode 100755
new mode 100644