diff --git a/requirements.txt b/requirements.txt
index 7746c4a..e503f9d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,7 +26,7 @@ itsdangerous==1.1.0
 jedi==0.15.1
 Jinja2==2.10.1
 kiwisolver==1.1.0
-Mako==1.1.0
+Mako==1.2.2
 MarkupSafe==1.1.1
 mccabe==0.6.1
 networkx==2.3