diff --git a/requirements.txt b/requirements.txt
index 3c161b2..ec59e0a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,7 +21,7 @@ ipython==5.4.1
 ipython-genutils==0.2.0
 ipywidgets==7.0.0
 itsdangerous==0.24
-Jinja2==2.9.6
+Jinja2==2.11.3
 jsonschema==2.6.0
 jupyter==1.0.0
 jupyter-client==5.1.0