diff --git a/requirements.txt b/requirements.txt
index ce226a4..c5c0b25 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,6 +4,6 @@ Flask-SQLAlchemy==2.5.1
 gunicorn==20.1.0
 itsdangerous==2.0.1
 Jinja2==3.0.1
-MarkupSafe==2.0.1
+MarkupSafe==2.1.1
 SQLAlchemy==1.4.41
 Werkzeug==2.0.1