diff --git a/mia_core/views.py b/mia_core/views.py
index 0eb623a..62648cf 100644
--- a/mia_core/views.py
+++ b/mia_core/views.py
@@ -302,7 +302,7 @@ class UserFormView(FormView):
 
     def get_success_url(self) -> str:
         """Returns the URL on success."""
-        return reverse("mia_core:users.detail", args=(self.get_object(),),
+        return reverse("mia_core:users.detail", args=[self.get_object()],
                        current_app=self.request.resolver_match.namespace)
 
     def get_object(self) -> Optional[Model]: