diff --git a/requirements.txt b/requirements.txt
index 948526e..e9b4a1c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ Flask-SQLAlchemy==2.3.2
 gmail==0.6.3
 idna==2.8
 itsdangerous==1.1.0
-Jinja2==2.10
+Jinja2==2.11.3
 jsonschema==3.0.1
 Mako==1.0.9
 MarkupSafe==1.1.1