diff --git a/requirements.txt b/requirements.txt
index f6f2f4c..f67c03b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ Babel>=1.3
 iso8601>=0.1.9
 oslo.config>=1.11.0  # Apache-2.0
 oslo.i18n>=1.5.0  # Apache-2.0
-oslo.utils>=1.4.0                       # Apache-2.0
+oslo.utils>=1.6.0                       # Apache-2.0
 posix_ipc
 six>=1.9.0
 fasteners>=0.7  # Apache-2.0
diff --git a/setup.py b/setup.py
old mode 100755
new mode 100644