diff --git a/requirements.txt b/requirements.txt
index 42a6ef1..b241065 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,6 +3,6 @@ Flask==1.0.3
 Flask-BasicAuth==0.2.0
 Flask-HTTPAuth==3.3.0
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 Werkzeug==0.15.4