diff --git a/requirements.txt b/requirements.txt
index 48e3f27..66ea3c0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ Flask-Mail==0.9.0
 Flask-Principal==0.4.0
 Flask-Security==1.7.1
 Flask-WTF==0.9.5
-Jinja2==2.7.2
+Jinja2==2.11.3
 MarkupSafe==0.19
 WTForms==1.0.5
 Werkzeug==0.9.4