diff --git a/requirements.txt b/requirements.txt
index fd74d3d..b962eaa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ click==6.6
 Flask==1.0.2
 geojson==2.4.0
 itsdangerous==0.24
-Jinja2==2.10.1
+Jinja2==2.11.3
 MarkupSafe==0.23
 requests==2.20.0
 werkzeug>=0.15.3