diff --git a/pro-flask/requirements.txt b/pro-flask/requirements.txt
index 8c56f59..06f1c90 100644
--- a/pro-flask/requirements.txt
+++ b/pro-flask/requirements.txt
@@ -16,7 +16,7 @@ Flask-WTF==0.14.2
 idna==2.8
 itsdangerous==1.1.0
 Jinja2==2.10
-Mako==1.0.8
+Mako==1.2.2
 MarkupSafe==1.1.1
 MySQL-python==1.2.5
 python-dateutil==2.8.0