diff --git a/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/ota/utils/ComparisonUtil.java b/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/ota/utils/ComparisonUtil.java
index aece5fd23..4abaa3d70 100644
--- a/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/ota/utils/ComparisonUtil.java
+++ b/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/ota/utils/ComparisonUtil.java
@@ -85,7 +85,7 @@ public class ComparisonUtil<T> {
                         for (T oldObj : oldList) {
                             String oldId = idField.get(oldObj).toString();
                             if (oldId.equals(id.toString())) {
-                                resList.addAll(comparisonCertRecord(otaId, otaModuleEnum, tableTitle, newObj, oldObj, sysDictService));
+                                resList.addAll(comparisonCertRecord(otaId, otaModuleEnum, tableTitle, oldObj, newObj, sysDictService));
                             }
                         }
                     }
@@ -148,7 +148,7 @@ public class ComparisonUtil<T> {
                     if (ObjectUtils.isNotEmpty(newVal)) {
                         Field tableField = newClazz.getClass().getDeclaredField(tableTitle);
                         tableField.setAccessible(true);
-                        Object newTitleVal = tableField.get(newVal);
+                        Object newTitleVal = tableField.get(newClazz);
                         if (ObjectUtils.isNotEmpty(newTitleVal)) {
                             newTitleStr = newTitleVal.toString();
                         }