diff --git a/requirements.txt b/requirements.txt
index 879590c..6dd7dab 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ absl-py==0.6.1
 alabaster==0.7.12
 astor==0.7.1
 awscli==1.16.73
-Babel==2.6.0
+Babel==2.9.1
 botocore==1.12.63
 certifi==2018.11.29
 chardet==3.0.4