diff --git a/app/Http/Resources/QrCodeBatchResource.php b/app/Http/Resources/QrCodeBatchResource.php
index 673f617..672d38c 100644
--- a/app/Http/Resources/QrCodeBatchResource.php
+++ b/app/Http/Resources/QrCodeBatchResource.php
@@ -43,7 +43,7 @@ class QrCodeBatchResource extends JsonResource
             'print_url' => URL::temporarySignedRoute(
                 'api.v1.admin.qr-batches.print-pdf',
                 now()->addHours(24),
-                ['qr_code_batch' => $this->id]
+                ['qr_code_batch' => $this->batch_number]
             ),
             'created_at' => $this->created_at?->toIso8601String(),
         ];