diff --git a/requirements.txt b/requirements.txt
index 70e297d..3b69ad5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -27,7 +27,7 @@ incremental==16.10.1
 itsdangerous==0.24
 Jinja2==2.9.5
 lxml==3.7.3
-Mako==1.0.6
+Mako==1.2.2
 Markdown==2.6.8
 MarkupSafe==0.23
 migrate==0.3.8