diff --git a/requirements.txt b/requirements.txt
index 57d22361..f1f980b7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -71,7 +71,7 @@ greenlet==3.4.0
     # via sqlalchemy
 gunicorn==25.3.0
     # via -r requirements.in
-idna==3.11
+idna==3.15
     # via requests
 importlib-resources==7.1.0
     # via flask-pyoidc