diff --git a/requirements.txt b/requirements.txt
index fab9858d3..719bc03ac 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@
 apscheduler # MIT License
 enum34;python_version=='2.7' or python_version=='2.6' or python_version=='3.3' # BSD
 jsonpatch>=1.1 # BSD
-keystoneauth1>=2.17.0 # Apache-2.0
+keystoneauth1>=2.18.0 # Apache-2.0
 keystonemiddleware>=4.12.0 # Apache-2.0
 lxml!=3.7.0,>=2.3 # BSD
 oslo.concurrency>=3.8.0 # Apache-2.0