diff --git a/backend/requirements.txt b/backend/requirements.txt
old mode 100755
new mode 100644
index f810e70..3061bed
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -13,7 +13,7 @@ Flask-SQLAlchemy==2.4.0
 httpie==2.0.0
 idna==2.9
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 Mako==1.1.2
 MarkupSafe==1.1.1
 more-itertools==8.2.0