diff --git a/app/api/book.php b/app/api/book.php
index c335971..0de9586 100644
--- a/app/api/book.php
+++ b/app/api/book.php
@@ -24,7 +24,9 @@ function bookid_kuri($slug) {
         $book['pic'] = IMGSRV."price/300x470/{$book['price_id']}.{$book['priceimg']}"; 
         $book['links']['pdf'] = SITE.'read/'.$book['pricehash']; 
         $book['links']['text'] = SITE.'readtext/'.$book['pricehash'];  
-        $book['links']['download'] = SITE.'pub/files/pdf/'.$book['pricehash'].'.pdf';
+        $file = PDFSOURCE."${$book['price_id']}.pdf";
+        $download = pdfs_init($file ,1);
+        $book['links']['download'] = $download;
         
         return $book;
     }