diff --git a/requirements.txt b/requirements.txt
index a994b6c..daf07ec 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -33,7 +33,7 @@ lazr.restfulclient==0.14.0
 lazr.uri==1.0.3
 louis==3.6.0
 macaroonbakery==1.1.4
-Mako==1.0.7
+Mako==1.2.2
 MarkupSafe==1.1.1
 matplotlib==3.1.2
 more-itertools==7.2.0