diff --git a/requirements.txt b/requirements.txt
index 9f81f3d5..362bf726 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ aniso8601==1.0.0
 anyjson==0.3.3
 appnope==0.1.0
 awscli==1.10.67
-Babel==2.1.1
+Babel==2.9.1
 backports.ssl-match-hostname==3.4.0.2
 bcrypt==3.1.1
 billiard==3.5.0.2