diff --git a/requirements.txt b/requirements.txt
index f252db9..dbdbfb8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ Flask==1.1.1
 gunicorn==20.0.4
 idna==2.8
 itsdangerous==1.1.0
-Jinja2==2.10.3
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 mpmath==1.1.0
 numpy==1.17.4