diff --git a/backend/routers/admin.py b/backend/routers/admin.py
index 75050ef..95c3266 100644
--- a/backend/routers/admin.py
+++ b/backend/routers/admin.py
@@ -670,7 +670,7 @@ async def admin_setup_script(
 
     from urllib.parse import quote
     settings = get_settings()
-    base_url = str(request.base_url).rstrip("/")
+    base_url = settings.base_url.rstrip("/")
     ext = "ps1" if os == "windows" else "sh"
     download_url = f"{base_url}/admin/api/script/download?domain={quote(domain)}&server_name={quote(server_name)}&os={os}"