diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 858e46e..fb8c421
--- a/requirements.txt
+++ b/requirements.txt
@@ -51,7 +51,7 @@ itsdangerous==1.1.0
 Jinja2==2.10.1
 jmespath==0.9.4
 lazy==1.3
-Mako==1.0.7
+Mako==1.2.2
 MarkupSafe==1.0
 oauth2==1.9.0.post1
 oauthlib==2.0.7