diff --git a/backend/requirements.txt b/backend/requirements.txt
old mode 100755
new mode 100644
index 883ab45..a09b93f
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -16,7 +16,7 @@ gunicorn==19.7.1
 idna==2.8
 isort==4.3.21
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 jsonpickle==1.4.1    
 lazy-object-proxy==1.4.1
 Mako==1.0.13