diff --git a/requirements.txt b/requirements.txt
index 951f099..e373d8b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ gevent==20.6.2
 gevent-websocket==0.10.1
 greenlet==0.4.16
 itsdangerous==1.1.0
-Jinja2==2.11.2
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 python-engineio==3.13.2
 python-socketio==4.6.0