diff --git a/requirements.txt b/requirements.txt
index 6db27b9..bebf9ed 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ Flask-SQLAlchemy==2.1
 Flask-Testing==0.4.2
 Flask-WTF==0.12
 Jinja2==2.8
-Mako==0.9.1
+Mako==1.2.2
 Markdown==2.4
 MarkupSafe==0.23
 PAM==0.4.2