diff --git a/builder/requirements.txt b/builder/requirements.txt
index ee36e43..a687780 100644
--- a/builder/requirements.txt
+++ b/builder/requirements.txt
@@ -29,7 +29,7 @@ ipywidgets==6.0.1
 isodate==0.5.4
 itsdangerous==0.24
 jedi==0.11.0
-Jinja2==2.9.6
+Jinja2==2.11.3
 jsobject==0.10.2
 jsonschema==2.6.0
 jupyter==1.0.0