diff --git a/requirements.txt b/requirements.txt
index f33bc79..0564e62 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ intervals==0.8.1
 ipaddress==1.0.19
 itsdangerous==0.24
 Jinja2==2.10
-Mako==1.0.7
+Mako==1.2.2
 MarkupSafe==1.0
 pbr==3.1.1
 pycparser==2.18