diff --git a/requirements.txt b/requirements.txt
index 84c92a4..03d8dc7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ click==6.7
 Flask==0.12.2
 Flask-SQLAlchemy==2.3.2
 itsdangerous==0.24
-Jinja2==2.9.6
+Jinja2==2.11.3
 MarkupSafe==1.0
 SQLAlchemy==1.1.14
 Werkzeug==0.15.3