diff --git a/requirements.txt b/requirements.txt
index c81b105..5e93b07 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ aliyun-python-sdk-kms==2.5.0
 amqp==1.4.9
 anyjson==0.3.3
 asn1crypto==0.24.0
-Babel==2.6.0
+Babel==2.9.1
 billiard==3.3.0.23
 boto==2.49.0
 boto3==1.7.75