diff --git a/requirements.txt b/requirements.txt
index 7d084e8..354562e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 astroid<1.4.0 # LGPLv2.1 # breaks pylint 1.4.4
 setuptools!=24.0.0,>=16.0 # PSF/ZPL
 pbr>=1.8 # Apache-2.0
-keystoneauth1>=2.14.0 # Apache-2.0
+keystoneauth1>=2.16.0 # Apache-2.0
 
 cliff>=2.3.0 # Apache-2.0
 oslo.utils>=3.18.0 # Apache-2.0