diff --git a/requirements.txt b/requirements.txt
index 33f6be4..2e1cc03 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ configparser==4.0.2
 Flask==1.1.1
 idna==2.8
 itsdangerous==1.1.0
-Jinja2==2.11.1
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 mysql-connector==2.2.9
 requests==2.22.0