diff --git a/Admin.NET/Admin.NET.Core/Service/Message/SysMessageService.cs b/Admin.NET/Admin.NET.Core/Service/Message/SysMessageService.cs
index 9d874b1e..3b6ed4fb 100644
--- a/Admin.NET/Admin.NET.Core/Service/Message/SysMessageService.cs
+++ b/Admin.NET/Admin.NET.Core/Service/Message/SysMessageService.cs
@@ -14,15 +14,12 @@ namespace Admin.NET.Core.Service;
 [ApiDescriptionSettings(Order = 370, Description = "消息发送")]
 public class SysMessageService : IDynamicApiController, ITransient
 {
-    private readonly SysCacheService _sysCacheService;
     private readonly IEventPublisher _eventPublisher;
     private readonly IHubContext<OnlineUserHub, IOnlineUserHub> _chatHubContext;
 
-    public SysMessageService(SysCacheService sysCacheService,
-        IEventPublisher eventPublisher,
+    public SysMessageService(IEventPublisher eventPublisher,
         IHubContext<OnlineUserHub, IOnlineUserHub> chatHubContext)
     {
-        _sysCacheService = sysCacheService;
         _eventPublisher = eventPublisher;
         _chatHubContext = chatHubContext;
     }