diff --git a/requirements.txt b/requirements.txt
index 9661721..0f75c92 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -34,7 +34,7 @@ itsdangerous==1.1.0
 jinja2==2.10.1
 jsonschema==2.6.0
 libgravatar==0.2.3
-mako==1.0.14
+mako==1.2.2
 markupsafe==1.1.1
 mysqlclient==1.4.2.post1
 openapi-spec-validator==0.2.8