diff --git a/requirements.txt b/requirements.txt
index b6ecf47..743df36 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ idna==2.5
 itsdangerous==0.24
 Jinja2==2.9.6
 jmespath==0.9.3
-Mako==1.0.6
+Mako==1.2.2
 MarkupSafe==1.0
 marshmallow==2.13.5
 marshmallow-jsonapi==0.14.0