diff --git a/requirements.txt b/requirements.txt
index 6cc77cfe..d3c61547 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ requests!=2.12.2,>=2.10.0 # Apache-2.0
 six>=1.9.0 # MIT
 cliff>=2.3.0 # Apache-2.0
 oslo.config!=3.18.0,>=3.14.0 # Apache-2.0
-keystoneauth1>=2.16.0 # Apache-2.0
+keystoneauth1>=2.18.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
 oslo.serialization>=1.10.0 # Apache-2.0
 oslo.utils>=3.18.0 # Apache-2.0