diff --git a/requirements.txt b/requirements.txt
index fc5df9df3d..2667f78198 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,7 +25,7 @@ stevedore>=0.12
 suds>=0.4
 
 # For Swift storage backend.
-python-swiftclient>=1.5
+python-swiftclient>=1.6
 
 # For paste.util.template used in keystone.common.template
 Paste