diff --git a/requirements.txt b/requirements.txt
index 6053434..95f71d9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ idna==2.9
 itsdangerous==1.1.0
 Jinja2==2.11.3
 locust==1.0.2
-Mako==1.1.3
+Mako==1.2.2
 MarkupSafe==1.1.1
 marshmallow==3.5.2
 msgpack==1.0.0