diff --git a/metering/requirements.txt b/metering/requirements.txt
index bb10195..31cf18f 100644
--- a/metering/requirements.txt
+++ b/metering/requirements.txt
@@ -1,6 +1,6 @@
 alembic==1.0.11
 boto3==1.9.216
-Mako==1.1.0
+Mako==1.2.2
 MarkupSafe==1.1.1
 PyMySQL==0.9.3
 python-dateutil==2.8.0