diff --git a/requirements.txt b/requirements.txt
index c5d2227..250f500 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -31,7 +31,7 @@ heapdict==1.0.0
 idna==2.7
 ipython-genutils==0.2.0
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 jsonschema==2.6.0
 jupyter-core==4.4.0
 locket==0.2.0