diff --git a/requirements.txt b/requirements.txt
index 67b1a3e..72646ed 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ greenlet==0.4.15
 idna==2.7
 itsdangerous==1.1.0
 Jinja2==2.10
-Mako==1.0.7
+Mako==1.2.2
 MarkupSafe==1.1.0
 monotonic==1.5
 python-dateutil==2.7.5