diff --git a/requirements.txt b/requirements.txt
index 2122409..67c2fc8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ Flask-Dropzone==1.5.0
 Flask-RESTful==0.3.7
 Flask-SocketIO==3.1.2
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.0
 pyspark==2.1.2
 python-engineio==3.2.3