diff --git a/requirements.txt b/requirements.txt
index 0c85b3c..50b4c8f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ Flask-Login==0.4.1
 Flask-SQLAlchemy==2.3.2
 Flask-WTF==0.14.2
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.0
 paho-mqtt==1.3.1
 PyJWT==1.4.2