diff --git a/requirements.txt b/requirements.txt
index ae6170c3b..510ca434a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,4 +11,4 @@ PrettyTable<0.8,>=0.7 # BSD
 requests!=2.9.0,>=2.8.1 # Apache-2.0
 simplejson>=2.2.0 # MIT
 six>=1.9.0 # MIT
-Babel>=1.3 # BSD
+Babel!=2.3.0,!=2.3.1,!=2.3.2,!=2.3.3,>=1.3 # BSD