diff --git a/requirements.txt b/requirements.txt
index 61066a1..7cf0868 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ ipykernel==4.5.0
 ipython==5.1.0                                                                                              
 ipython-genutils==0.1.0                                                                                     
 ipywidgets==5.2.2                                                                                           
-Jinja2==2.8                                                                                                 
+Jinja2==2.11.3                                                                                                 
 jsonschema==2.5.1                                                                                           
 jupyter==1.0.0                                                                                              
 jupyter-client==4.4.0