diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index ca36725..b644fc3
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ Click==7.0
 Flask==1.0.2
 gunicorn==19.9.0
 itsdangerous==1.1.0
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.1.0
 mysqlclient==1.3.13
 waitress==1.4.3