diff --git a/requirements.txt b/requirements.txt
index 5c3a533..bbd5b4e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ Flask-SQLAlchemy==2.3.2
 Flask-WTF==0.14.2
 itsdangerous==0.24
 Jinja2==2.11.3
-Mako==1.0.7
+Mako==1.2.2
 MarkupSafe==1.0
 pkg-resources==0.0.0
 python-dateutil==2.7.3