diff --git a/IRaCIS.Core.Application/BusinessFilter/LegacyController/RequestDuplicationFilter.cs b/IRaCIS.Core.Application/BusinessFilter/LegacyController/RequestDuplicationFilter.cs
index 096f509fd..1d77892e7 100644
--- a/IRaCIS.Core.Application/BusinessFilter/LegacyController/RequestDuplicationFilter.cs
+++ b/IRaCIS.Core.Application/BusinessFilter/LegacyController/RequestDuplicationFilter.cs
@@ -143,7 +143,7 @@ namespace IRaCIS.Core.Application.BusinessFilter.LegacyController
                         var uri = new Uri(_config["SystemEmailSendConfig:SiteUrl"]);
                         var baseUrl = uri.GetLeftPart(UriPartial.Authority);
 
-                        var userList = _config.GetSection("WeComNoticeConfig:APINoticeUserList").Get<string[]>();
+                        var userList = _config.GetSection("WeComNoticeConfig:VueNoticeUserList").Get<string[]>();
 
                         var request = accessor?.HttpContext?.Request;