diff --git a/scripts/setup_first_admin.sql b/scripts/setup_first_admin.sql
index f3dfcfa..34ad706 100644
--- a/scripts/setup_first_admin.sql
+++ b/scripts/setup_first_admin.sql
@@ -1,6 +1,13 @@
 -- ============================================================
 -- Script: crear primer usuario platform_admin
 --
+-- Verificado contra GoTrue v2.189.0 (supabase/gotrue:v2.189.0)
+-- Schema de auth.users puede variar entre versiones de GoTrue.
+-- Si falla con "column does not exist", verificar el schema real:
+--   SELECT column_name FROM information_schema.columns
+--   WHERE table_schema='auth' AND table_name='users'
+--   ORDER BY ordinal_position;
+--
 -- USO:
 --   docker exec -i supabase-db psql -U postgres -d postgres \
 --     -v email='admin@ejemplo.com' -v password='CAMBIAR' \
@@ -16,43 +23,23 @@
 
 WITH new_user AS (
   INSERT INTO auth.users (
-    id,
-    instance_id,
-    aud,
-    role,
-    email,
-    encrypted_password,
-    confirmed_at,
-    created_at,
-    updated_at,
-    raw_app_meta_data,
-    raw_user_meta_data,
-    confirmation_token,
-    recovery_token,
-    email_change_token_new,
-    email_change,
+    id, instance_id, aud, role, email, encrypted_password,
+    email_confirmed_at, created_at, updated_at,
+    raw_app_meta_data, raw_user_meta_data,
+    confirmation_token, recovery_token,
+    email_change_token_new, email_change,
     is_super_admin
   ) VALUES (
     gen_random_uuid(),
     '00000000-0000-0000-0000-000000000000',
-    'authenticated',
-    'authenticated',
+    'authenticated', 'authenticated',
     :'email',
     extensions.crypt(:'password', extensions.gen_salt('bf')),
-    now(),
-    now(),
-    now(),
+    now(), now(), now(),
     '{"provider":"email","providers":["email"]}',
-    '{}',
-    '',
-    '',
-    '',
-    '',
-    false
-  )
-  RETURNING id, email
+    '{}', '', '', '', '', false
+  ) RETURNING id
 )
 INSERT INTO public.user_roles (user_id, app_role, org_id)
 SELECT id, 'platform_admin', '10000000-0000-0000-0000-000000000002'
-FROM new_user
-RETURNING (SELECT email FROM new_user), user_id;
+FROM new_user;