diff --git a/backend/requirements.txt b/backend/requirements.txt
index ae418b6e..e9900482 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -21,5 +21,5 @@ pycparser==2.19
 https://github.com/PnX-SI/UsersHub-authentification-module/archive/1.4.5.zip
 six==1.15.0
 SQLAlchemy==1.3.20
-Werkzeug==1.0.1
+Werkzeug==2.2.3
 gunicorn==19.9.0