diff --git a/requirements.txt b/requirements.txt
index 53bd8db..4c0e9df 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ Flask-WTF==0.14.3
 gunicorn==20.0.4
 itsdangerous==1.1.0
 Jinja2==2.11.1
-Mako==1.1.1
+Mako==1.2.2
 MarkupSafe==1.1.1
 PyMySQL==0.9.3
 python-dateutil==2.8.1
diff --git a/rtd-requirements.txt b/rtd-requirements.txt
index 4c9b009..8e3dc71 100644
--- a/rtd-requirements.txt
+++ b/rtd-requirements.txt
@@ -15,7 +15,7 @@ Flask-WTF==0.14.3
 gunicorn==20.0.4
 itsdangerous==1.1.0
 Jinja2==2.11.1
-Mako==1.1.1
+Mako==1.2.2
 MarkupSafe==1.1.1
 PyMySQL==0.9.3
 python-dateutil==2.8.1