diff --git a/requirements.txt b/requirements.txt
index da9ce15..ccbfc12 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ ipython==4.2.0
 ipython-genutils==0.1.0
 ipywidgets==5.1.5
 isodate==0.5.4
-Jinja2==2.8
+Jinja2==2.11.3
 jsonschema==2.5.1
 jupyter==1.0.0
 jupyter-client==4.2.2