diff --git a/src/main/java/com/peanut/modules/book/controller/BookController.java b/src/main/java/com/peanut/modules/book/controller/BookController.java
index 6facd2d1..1a9b1389 100644
--- a/src/main/java/com/peanut/modules/book/controller/BookController.java
+++ b/src/main/java/com/peanut/modules/book/controller/BookController.java
@@ -204,7 +204,7 @@ public class BookController {
         for (UserEbookBuyEntity b :bookids){
             bids.add(b.getBookId());
         }
-        Integer start = (page-1)*limit;
+        int start = (page-1)*limit;
         QueryWrapper<BookEntity> wrapper = new QueryWrapper<>();
         wrapper.eq("t.can_listen",1);
         wrapper.notIn("t1.Book_id",bids);