diff --git a/requirements.txt b/requirements.txt
index 85a80ef..98956c3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ Flask==0.10.1
 Flask-Bootstrap==3.3.2.1
 Flask-Mail==0.9.1
 Flask-WTF==0.11
-Jinja2==2.7.3
+Jinja2==2.11.3
 MarkupSafe==0.23
 SQLAlchemy==1.0.0
 WTForms==2.0.2