diff --git a/requirements.txt b/requirements.txt
index 55e9971..79203fa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ Flask==1.1.1
 geopandas==0.6.1
 gunicorn==19.9.0
 itsdangerous==1.1.0
-Jinja2==2.11.1
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 matplotlib==3.1.3
 numpy==1.18.1