diff --git a/navi/api/routes/auth.py b/navi/api/routes/auth.py
index a73840f..0639786 100644
--- a/navi/api/routes/auth.py
+++ b/navi/api/routes/auth.py
@@ -6,8 +6,6 @@
 import structlog
 from typing import Annotated
 
-from urllib.parse import urlencode, urlparse, parse_qs, urlunparse
-
 from fastapi import APIRouter, Depends, HTTPException, Request, Response
 from gnexus_gauth.exceptions import (
     PkceException,
@@ -50,16 +48,8 @@
         scopes=["openid", "email", "profile", "roles", "permissions"],
     )
 
-    # Force re-authentication prompt so the user always sees the login form
-    # instead of being silently logged in via an existing gnexus-auth session.
-    parsed = urlparse(auth_request.authorization_url)
-    qs = parse_qs(parsed.query, keep_blank_values=True)
-    qs["prompt"] = ["login"]
-    parsed = parsed._replace(query=urlencode(qs, doseq=True))
-    authorization_url = urlunparse(parsed)
-
     log.info("auth.login_redirect", state=auth_request.state[:8] + "...", redirect_uri=redirect_uri)
-    return Response(status_code=302, headers={"Location": authorization_url})
+    return Response(status_code=302, headers={"Location": auth_request.authorization_url})
 
 
 @router.get("/callback")