diff --git a/requirements.txt b/requirements.txt
index e04b82e..0c23cb3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -36,7 +36,7 @@ jupyter-client==5.3.1
 jupyter-console==6.0.0
 jupyter-core==4.5.0
 lazy-object-proxy==1.4.1
-Mako==1.1.0
+Mako==1.2.2
 MarkupSafe==1.1.1
 mccabe==0.6.1
 mistune==0.8.4