diff --git a/resources/views/admin/site_subscriptions/index.blade.php b/resources/views/admin/site_subscriptions/index.blade.php
index 4970ddf..fd590c5 100644
--- a/resources/views/admin/site_subscriptions/index.blade.php
+++ b/resources/views/admin/site_subscriptions/index.blade.php
@@ -542,7 +542,7 @@
                             </form>
                         @endif
 
-                        <form method="post" action="/admin/site-subscriptions/{{ $subscription->id }}/set-status">
+                        <form method="post" action="/admin/site-subscriptions/{{ $subscription->id }}/set-status" data-action="disable-on-submit">
                             @csrf
                             <select name="status" onchange="this.form.submit()" class="w-140">
                                 @foreach(($filterOptions['statuses'] ?? []) as $value => $label)
diff --git a/tests/Feature/AdminSiteSubscriptionIndexSetStatusFormShouldDisableOnSubmitTest.php b/tests/Feature/AdminSiteSubscriptionIndexSetStatusFormShouldDisableOnSubmitTest.php
new file mode 100644
index 0000000..b5df7c0
--- /dev/null
+++ b/tests/Feature/AdminSiteSubscriptionIndexSetStatusFormShouldDisableOnSubmitTest.php
@@ -0,0 +1,66 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\Models\Merchant;
+use App\Models\Plan;
+use App\Models\SiteSubscription;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminSiteSubscriptionIndexSetStatusFormShouldDisableOnSubmitTest extends TestCase
+{
+    use RefreshDatabase;
+
+    protected function loginAsPlatformAdmin(): void
+    {
+        $this->seed();
+
+        $this->post('/admin/login', [
+            'email' => 'platform.admin@demo.local',
+            'password' => 'Platform@123456',
+        ])->assertRedirect('/admin');
+    }
+
+    public function test_index_set_status_forms_should_disable_on_submit(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $merchant = Merchant::query()->firstOrFail();
+
+        $plan = Plan::query()->create([
+            'code' => 'sub_index_set_status_disable_01',
+            'name' => '订阅列表 set-status disable-on-submit 测试套餐',
+            'billing_cycle' => 'monthly',
+            'price' => 10,
+            'list_price' => 10,
+            'status' => 'active',
+            'sort' => 10,
+            'published_at' => now(),
+        ]);
+
+        $sub = SiteSubscription::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'status' => 'pending',
+            'source' => 'manual',
+            'subscription_no' => 'SS_INDEX_SET_STATUS_DISABLE_0001',
+            'plan_name' => $plan->name,
+            'billing_cycle' => $plan->billing_cycle,
+            'period_months' => 1,
+            'amount' => 10,
+            'starts_at' => now()->subDays(1),
+            'ends_at' => now()->addDays(10),
+            'snapshot' => [],
+            'meta' => [],
+        ]);
+
+        $res = $this->get('/admin/site-subscriptions');
+        $res->assertOk();
+
+        $html = (string) $res->getContent();
+
+        $this->assertStringContainsString('action="/admin/site-subscriptions/' . $sub->id . '/set-status"', $html);
+        $this->assertStringContainsString('data-action="disable-on-submit"', $html);
+    }
+}