diff --git a/exam-module-exam/exam-module-exam-biz/src/main/java/pc/exam/pp/module/exam/service/monitor/MonitorServiceImpl.java b/exam-module-exam/exam-module-exam-biz/src/main/java/pc/exam/pp/module/exam/service/monitor/MonitorServiceImpl.java
index ac8ae50d..2dcd341f 100644
--- a/exam-module-exam/exam-module-exam-biz/src/main/java/pc/exam/pp/module/exam/service/monitor/MonitorServiceImpl.java
+++ b/exam-module-exam/exam-module-exam-biz/src/main/java/pc/exam/pp/module/exam/service/monitor/MonitorServiceImpl.java
@@ -392,7 +392,7 @@ public class MonitorServiceImpl implements MonitorService {
                             // 如果没有旧的临时ID，则使用新的
                             info.setTemporaryId(stuMonitorPaperEndVo.getTemporaryId());
                         }
-                        info.setScore(monitorDO.getScore()); // 保留旧成绩
+                        info.setScore(String.valueOf(oldScore)); // 保留旧成绩
                     }
                 } catch (NumberFormatException e) {
                     // 如果旧分数格式错误，则直接设置新分数