diff --git a/requirements.txt b/requirements.txt
index f0a18e96..8144593e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,5 +2,5 @@ Babel>=1.3
 pbr>=0.5.21,<1.0
 netaddr
 python-keystoneclient>=0.3.2
-requests>=1.1
+requests>=1.1,<1.2.3
 six