diff --git a/requirements.txt b/requirements.txt
index d28a361..b7c3cfe 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,7 +21,7 @@ gunicorn==19.7.1
 itsdangerous==0.24
 Jinja2==2.10
 jsonschema==2.6.0
-Mako==1.0.7
+Mako==1.2.2
 MarkupSafe==1.0
 pycparser==2.18
 PyJWT==1.5.3