diff --git a/requirements.txt b/requirements.txt
index db5d4f1..39f06fe 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ Flask-SSLify==0.1.5
 Flask-WTF==0.14.2
 idna==2.8
 itsdangerous==1.1.0
-Jinja2==2.10.3
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 mysqlclient==1.4.4
 numpy==1.17.2