diff --git a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/manager/UserBookManager.java b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/manager/UserBookManager.java
index eb35ccc..530bce5 100644
--- a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/manager/UserBookManager.java
+++ b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/manager/UserBookManager.java
@@ -73,7 +73,7 @@ public class UserBookManager {
         wrapper.lambda()
                 .eq(ElUserBook::getExamId, examId)
                 .eq(ElUserBook::getUserId, userId);
-        wrapper.last(" ORDER BY `sort` DESC");
+        wrapper.last(" ORDER BY sort DESC");
         ElUserBook book = userBookService.getOne(wrapper, false);
         if(Objects.isNull(book)){
             return 0;
@@ -110,7 +110,7 @@ public class UserBookManager {
                     .eq(ElUserBook::getUserId, ShiroUtils.getUserId())
                     .eq(ElUserBook::getExamId, examId)
                     .eq(ElUserBook::getQuId, quId);
-            wrapper.last(" ORDER BY `sort` DESC");
+            wrapper.last(" ORDER BY sort DESC");
             ElUserBook last = userBookService.getOne(wrapper, false);
             if(last!=null){
                 sort = last.getSort();
@@ -121,7 +121,7 @@ public class UserBookManager {
                 .eq(ElUserBook::getUserId, ShiroUtils.getUserId())
                 .eq(ElUserBook::getExamId, examId)
                 .lt(ElUserBook::getSort, sort);
-        wrapper.last(" ORDER BY `sort` DESC");
+        wrapper.last(" ORDER BY sort DESC");
         ElUserBook next = userBookService.getOne(wrapper, false);
         if(next != null){
             return next.getQuId();