diff --git a/requirements.txt b/requirements.txt
index cda8a40..967c7b8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -34,7 +34,7 @@ jupyter-client==5.3.4
 jupyter-core==4.6.0
 jupyterlab==1.1.4
 jupyterlab-server==1.0.6
-Mako==1.1.0
+Mako==1.2.2
 MarkupSafe==1.1.1
 mistune==0.8.4
 more-itertools==7.2.0