diff --git a/docker/backend-requirements.txt b/docker/backend-requirements.txt
index 330c339..f122e57 100644
--- a/docker/backend-requirements.txt
+++ b/docker/backend-requirements.txt
@@ -1,5 +1,5 @@
 amqp==2.2.1
-Babel==2.4.0
+Babel==2.9.1
 billiard==3.5.0.3
 celery==4.1.0
 certifi==2017.7.27.1