diff --git a/requirements.txt b/requirements.txt
index e70ceec..3918f62 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ ansible==2.3.1.0
 ansible-lint==3.4.13
 appdirs==1.4.3
 asn1crypto==0.22.0
-Babel==2.3.4
+Babel==2.9.1
 bcrypt==3.1.3
 certifi==2017.4.17
 cffi==1.10.0