diff --git a/MasstransferExporter/LogExporter/OperationLogExporter.cs b/MasstransferExporter/LogExporter/OperationLogExporter.cs
index b5f9dca..b19558b 100644
--- a/MasstransferExporter/LogExporter/OperationLogExporter.cs
+++ b/MasstransferExporter/LogExporter/OperationLogExporter.cs
@@ -1,10 +1,8 @@
 using MasstransferCommon.Model.Constant;
 using MasstransferCommon.Model.Entity;
-using MasstransferCommon.Utils;
 using MasstransferCommunicate.Mqtt.Client;
 using MasstransferExporter.LogExporter.Model;
 using MasstransferInfrastructure.Database.Sqlite;
-using Masuit.Tools.DateTimeExt;
 
 namespace MasstransferExporter.LogExporter;
 
@@ -20,7 +18,7 @@ public class OperationLogExporter
     /// </summary>
     public static async Task ExportOperationLog()
     {
-        var yesterday = DateTime.Today.AddDays(-7);
+        var yesterday = DateTime.Today.AddDays(-1);
 
 
         // 读取出昨天内的用户操作日志