diff --git a/python/pytt/requirements.txt b/python/pytt/requirements.txt
index 9cfbf05..51fde2f 100644
--- a/python/pytt/requirements.txt
+++ b/python/pytt/requirements.txt
@@ -7,7 +7,7 @@ Flask==1.1.1
 Flask-APScheduler==1.11.0
 idna==2.8
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 lxml==4.6.2
 MarkupSafe==1.1.1
 python-dateutil==2.8.0