diff --git a/requirements.txt b/requirements.txt
index 830ca34..98f698e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ astor==0.6.2
 astroid==1.6.4
 attrs==18.1.0
 Automat==0.6.0
-Babel==2.5.3
+Babel==2.9.1
 bleach==1.5.0
 boto3==1.7.24
 botocore==1.10.24