diff --git a/requirements.txt b/requirements.txt
index 7e4cd772..4d4035e4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 pbr>=0.5.21,<1.0
-
+Babel>=1.3
 argparse
 PrettyTable>=0.6,<0.8
 python-keystoneclient>=0.3.0