diff --git a/requirements.txt b/requirements.txt
index 282e613..a5b9a8d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ Flask==1.1.1
 funcsigs==1.0.2
 importlib-metadata==1.4.0
 itsdangerous==1.1.0
-Jinja2==2.10.3
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 more-itertools==5.0.0
 numpy==1.16.6