diff --git a/requirements.txt b/requirements.txt
index 019a23e68d..1b75402671 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -47,7 +47,7 @@ Jinja2==2.10
 jmespath==0.9.3
 kiwisolver==1.0.1
 lazy-object-proxy==1.3.1
-Mako==1.0.4
+Mako==1.2.2
 MarkupSafe==1.0
 marshmallow==2.7.3
 marshmallow-sqlalchemy==0.8.1