diff --git a/reproducibility-updates/2019-04-10/analysis/jupyter/requirements.txt b/reproducibility-updates/2019-04-10/analysis/jupyter/requirements.txt
index 689a5f0..0c99fd4 100644
--- a/reproducibility-updates/2019-04-10/analysis/jupyter/requirements.txt
+++ b/reproducibility-updates/2019-04-10/analysis/jupyter/requirements.txt
@@ -9,7 +9,7 @@ ipython==6.5.0
 ipython-genutils==0.2.0
 ipywidgets==7.4.0
 jedi==0.12.1
-Jinja2==2.10
+Jinja2==2.11.3
 jsonschema==2.6.0
 jupyter==1.0.0
 jupyter-client==5.2.3