diff --git a/requirements.txt b/requirements.txt
index 1763521..eabd34a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ Flask-Testing==0.7.1
 itsdangerous==1.1.0
 Jinja2==2.10.1
 jsonschema==3.0.1
-Mako==1.0.14
+Mako==1.2.2
 MarkupSafe==1.1.1
 pycparser==2.19
 PyJWT==1.7.1