diff --git a/requirements.txt b/requirements.txt
index 85adb3f..12da849 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ Flask-Script==2.0.5
 Flask-SQLAlchemy==2.1
 Flask-WTF==0.12
 itsdangerous==0.24
-Jinja2==2.8
+Jinja2==2.11.3
 Mako==1.0.4
 MarkupSafe==0.23
 pycparser==2.14