diff --git a/requirements.txt b/requirements.txt
index a85bd55..29dc1b1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@
 oslo.log>=3.11.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
 oslo.config!=3.18.0,>=3.14.0 # Apache-2.0
-oslo.utils>=3.17.0 # Apache-2.0
+oslo.utils>=3.18.0 # Apache-2.0
 enum34;python_version=='2.7' or python_version=='2.6' or python_version=='3.3' # BSD
 cffi # MIT
 eventlet!=0.18.3,>=0.18.2 # MIT