diff --git a/wfc-modules/wfc-system/src/main/java/org/wfc/system/service/impl/SysOmadaLogServiceImpl.java b/wfc-modules/wfc-system/src/main/java/org/wfc/system/service/impl/SysOmadaLogServiceImpl.java
index 3e5fa56..b321a5f 100644
--- a/wfc-modules/wfc-system/src/main/java/org/wfc/system/service/impl/SysOmadaLogServiceImpl.java
+++ b/wfc-modules/wfc-system/src/main/java/org/wfc/system/service/impl/SysOmadaLogServiceImpl.java
@@ -1,5 +1,6 @@
 package org.wfc.system.service.impl;
 
+import cn.hutool.core.util.StrUtil;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.stereotype.Service;
@@ -29,6 +30,9 @@ public class SysOmadaLogServiceImpl implements ISysOmadaLogService {
 
     @Override
     public TableDataInfo getAlertLogsForSite(String siteId, Integer pageNum, Integer pageSize, Long filtersTimeStart, Long filtersTimeEnd, String filtersModule, Boolean filtersResolved) {
+        if (StrUtil.isEmpty(filtersModule)) {
+            filtersModule = null;
+        }
         ResponseEntity<OperationResponseAlertLogGridVoAlertLogOpenApiVo> response = omadaLogApi.getAlertLogsForSite(siteId, pageNum, pageSize, filtersTimeStart, filtersTimeEnd, filtersModule, filtersResolved);
         ResponseUtils.checkResponse(Objects.requireNonNull(response.getBody()).getErrorCode(), response.getBody().getMsg());
         return PageUtils.getDataTable(response.getBody().getResult().getData(), response.getBody().getResult().getTotalRows());