diff --git a/requirements.txt b/requirements.txt
index 65f2255..4802957 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ jedi==0.15.2
 jupyter-client==5.3.4
 jupyter-core==4.6.1
 kiwisolver==1.1.0
-Mako==1.1.0
+Mako==1.2.2
 Markdown==3.1.1
 MarkupSafe==1.1.1
 matplotlib==3.1.2