diff --git a/requirements.txt b/requirements.txt
index fe76566..c6e0e79 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ future==0.18.2
 idna==2.9
 itsdangerous==1.1.0
 Jinja2==2.11.3
-Mako==1.1.3
+Mako==1.2.2
 MarkupSafe==1.1.1
 plotly==4.8.1
 python-dateutil==2.8.1