diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index dc5047a..ae22b94
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ Flask-Compress>=1.5.0
 future>=0.18.2
 gunicorn>=20.0.4
 itsdangerous>=1.1.0
-Jinja2>=2.11.2
+Jinja2>=3.1.6
 #jsbeautifier>=1.14.0
 MarkupSafe>=1.1.1
 matplotlib>=3.2.2