diff --git a/requirements.txt b/requirements.txt
index bcfb783..af4b9e9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -27,7 +27,7 @@ Flask-Mail==0.9.1
 Flask-Migrate==2.4.0
 Flask-Paranoid==0.2.0
 Flask-Principal==0.4.0
-Flask-Security-Too==3.4.3
+Flask-Security-Too==4.1.0
 Flask-SQLAlchemy==2.4.1
 Flask-WTF==0.14.3
 gunicorn==20.0.4