diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index f1645cb..82e4ea0
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ Flask-Script==2.0.5
 Flask-Sockets==0.1
 Flask-Testing==0.4.2
 Flask-WTF==0.10.2
-Jinja2==2.7.3
+Jinja2==2.11.3
 Mako==1.0.0
 MarkupSafe==0.23
 Pillow==2.5.3