diff --git a/Project1_Simple_REST_API/Python_flask/flask_simple_restapi/requirements.txt b/Project1_Simple_REST_API/Python_flask/flask_simple_restapi/requirements.txt
old mode 100755
new mode 100644
index 76e9107..d5ea690
--- a/Project1_Simple_REST_API/Python_flask/flask_simple_restapi/requirements.txt
+++ b/Project1_Simple_REST_API/Python_flask/flask_simple_restapi/requirements.txt
@@ -11,7 +11,7 @@ isort==4.3.21
 itsdangerous==1.1.0
 Jinja2==2.11.1
 lazy-object-proxy==1.4.3
-Mako==1.1.2
+Mako==1.2.2
 MarkupSafe==1.1.1
 marshmallow==3.5.1
 marshmallow-sqlalchemy==0.22.3