diff --git a/requirements.txt b/requirements.txt
index 079c9605..53dee4f6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ PyYAML>=3.10.0 # MIT
 python-dateutil>=2.4.2 # BSD
 six>=1.9.0 # MIT
 tosca-parser>=0.5.0 # Apache-2.0
-keystoneauth1>=2.14.0 # Apache-2.0
+keystoneauth1>=2.16.0 # Apache-2.0
 python-novaclient!=2.33.0,>=2.29.0 # Apache-2.0
 python-heatclient>=1.6.1 # Apache-2.0
 python-glanceclient>=2.5.0 # Apache-2.0