diff --git a/Containerisation/python-jupyter/requirements.txt b/Containerisation/python-jupyter/requirements.txt
index 397af57..47465d9 100644
--- a/Containerisation/python-jupyter/requirements.txt
+++ b/Containerisation/python-jupyter/requirements.txt
@@ -9,7 +9,7 @@ ipython==6.2.1
 ipython-genutils==0.2.0
 ipywidgets==7.0.3
 jedi==0.11.0
-Jinja2==2.9.6
+Jinja2==2.11.3
 jsonschema==2.6.0
 jupyter==1.0.0
 jupyter-client==5.1.0