diff --git a/requirements.txt b/requirements.txt
index 4bb7d87..69ae1a7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ Flask-SQLAlchemy==2.4.0
 gunicorn==19.9.0
 idna==2.8
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 kiwisolver==1.1.0
 MarkupSafe==1.1.1
 matplotlib==3.1.1