diff --git a/requirements.txt b/requirements.txt
index f462ec9..f7e83b1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ Flask==1.0.2
 Flask-SQLAlchemy==2.3.2
 gunicorn==19.9.0
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 MarkupSafe==1.1.0
 numpy==1.15.4
 pandas==0.23.4