diff --git a/resources/views/admin/platform_orders/show.blade.php b/resources/views/admin/platform_orders/show.blade.php
index 6432f26..fc4df36 100644
--- a/resources/views/admin/platform_orders/show.blade.php
+++ b/resources/views/admin/platform_orders/show.blade.php
@@ -328,7 +328,8 @@
         <h3 style="margin:0;">支付回执（对账留痕）</h3>
         @php
             $makeExportLedgerUrl = function (array $query = []) use ($order) {
-                $query = $query + ['download' => 1];
+                // download 必须显式为 1（导出安全阀），且为了测试/口径稳定，固定放在 query 的第一位
+                $query = ['download' => 1] + $query;
 
                 return '/admin/platform-orders/' . $order->id . '/export-ledger?' . \Illuminate\Support\Arr::query($query);
             };