diff --git a/requirements.txt b/requirements.txt
index 1c71e74a85..29d6239c58 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ SQLAlchemy!=1.1.5,!=1.1.6,!=1.1.7,!=1.1.8,>=1.0.10 # MIT
 Babel!=2.4.0,>=2.3.4 # BSD
 requests!=2.12.2,!=2.13.0,>=2.10.0 # Apache-2.0
 rfc3986>=0.3.1 # Apache-2.0
-keystoneauth1>=2.18.0 # Apache-2.0
+keystoneauth1>=2.20.0 # Apache-2.0
 keystonemiddleware>=4.12.0 # Apache-2.0
 python-neutronclient>=5.1.0 # Apache-2.0
 WebOb>=1.7.1 # MIT