diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index bd866e0..032ecd5
--- a/requirements.txt
+++ b/requirements.txt
@@ -36,7 +36,7 @@ ipython==6.4.0
 ipython-genutils==0.2.0
 ipywidgets==7.2.1
 jedi==0.12.0
-Jinja2==2.10
+Jinja2==2.11.3
 joblib==0.11
 jsonschema==2.6.0
 jupyter==1.0.0