diff --git a/requirements.txt b/requirements.txt
index 5fc77d3..02cdbb0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ Flask-SQLAlchemy==2.2
 Flask-WTF==0.14.2
 idna==2.5
 itsdangerous==0.24
-Jinja2==2.9.6
+Jinja2==2.11.3
 kombu==4.1.0
 Mako==1.0.7
 MarkupSafe==1.0