diff --git a/pages/upload/upload.vue b/pages/upload/upload.vue
index 0328e49..59d70d0 100644
--- a/pages/upload/upload.vue
+++ b/pages/upload/upload.vue
@@ -2251,7 +2251,7 @@ export default {
 					client_id: 'psi',
 					fid: '0',
 					type: '4',
-					isbn: this.getNoIsbnIsbnValue(),
+					isbn: this.noIsbnIsbn || '',
 					f_isbn: '0',
 					book_name: this.noIsbnBookName || '',
 					f_book_name: '',