diff --git a/requirements.txt b/requirements.txt
index a703a541e..cdd251151 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 PyYAML>=3.1.0 # MIT
 Jinja2>=2.8 # BSD License (3 clause)
 pbr>=1.6 # Apache-2.0
-Babel>=1.3 # BSD
+Babel!=2.3.0,!=2.3.1,!=2.3.2,!=2.3.3,>=1.3 # BSD
 oslo.config>=3.7.0 # Apache-2.0
 oslo.log>=1.14.0 # Apache-2.0
 six>=1.9.0 # MIT