diff --git a/requirements.txt b/requirements.txt
index f16a8ee..9067e83 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,7 +26,7 @@ httplib2==0.18.1
 idna==2.9
 itsdangerous==1.1.0
 Jinja2==2.11.2
-Mako==1.1.2
+Mako==1.2.2
 MarkupSafe==1.1.1
 msgpack==1.0.0
 pg8000==1.15.2