diff --git a/src/requirements.txt b/src/requirements.txt
old mode 100755
new mode 100644
index 4498084..bb9d328
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -49,7 +49,7 @@ install==1.3.3
 itsdangerous==1.1.0
 Jinja2==2.10.1
 jsonschema==3.2.0
-Mako==1.1.3
+Mako==1.2.2
 MarkupSafe==1.1.1
 monotonic==1.5
 oauthlib==3.1.0