diff --git a/supabase/migrations/20251018_add_staff_to_user_type_enum.sql b/supabase/migrations/20251018_add_staff_to_user_type_enum.sql
new file mode 100644
index 00000000..3c2e9ce6
--- /dev/null
+++ b/supabase/migrations/20251018_add_staff_to_user_type_enum.sql
@@ -0,0 +1,11 @@
+-- Add 'staff' value to user_type_enum if not exists
+DO $$
+BEGIN
+  IF NOT EXISTS (
+    SELECT 1 FROM pg_type t
+    JOIN pg_enum e ON t.oid = e.enumtypid
+    WHERE t.typname = 'user_type_enum' AND e.enumlabel = 'staff'
+  ) THEN
+    ALTER TYPE user_type_enum ADD VALUE 'staff';
+  END IF;
+END$$;