diff --git a/server/wsproxy/master.cc b/server/wsproxy/master.cc
index 6b7a0bd..cbeddb2 100644
--- a/server/wsproxy/master.cc
+++ b/server/wsproxy/master.cc
@@ -31,23 +31,24 @@ void Master::Init(int instance_id, const std::string& remote_ip, int remote_port
     tcp_client_->on_connect = std::bind(&Master::on_connect, this, std::placeholders::_1);
     tcp_client_->on_disconnect = std::bind(&Master::on_disconnect, this, std::placeholders::_1);
     tcp_client_->on_socketread = std::bind(&Master::on_socketread, this ,std::placeholders::_1, std::placeholders::_2, std::placeholders::_3);
-    #if 0
-    timer_ = a8::Timer::Instance()->AddRepeatTimer(1000 * 9 + a8::RandEx(500, 150),
-                                                  a8::XParams().SetSender(this),
-                                                  [] (const a8::XParams& param)
-                                                  {
-                                                      Master* conn = (Master*)param.sender.GetUserData();
-                                                      conn->CheckAlive();
-                                                  });
-    #endif
+    timer_wp_ = f8::Timer::Instance()->SetIntervalWp
+        (1000 * 9 + a8::RandEx(500, 150),
+         [] (int event, const a8::Args* args)
+         {
+             if (a8::TIMER_EXEC_EVENT == event) {
+                 #if 0
+                 Master* conn = (Master*)param.sender.GetUserData();
+                 conn->CheckAlive();
+                 #endif
+             }
+         });
 }
 
 void Master::UnInit()
 {
-    #if 0
-    a8::Timer::Instance()->DeleteTimer(timer_);
-    timer_ = nullptr;
-    #endif
+    if (!timer_wp_.expired()) {
+        f8::Timer::Instance()->Delete(timer_wp_);
+    }
     tcp_client_->Close();
     delete tcp_client_;
     tcp_client_ = nullptr;
diff --git a/server/wsproxy/master.h b/server/wsproxy/master.h
index 14e873a..96c3980 100644
--- a/server/wsproxy/master.h
+++ b/server/wsproxy/master.h
@@ -43,5 +43,5 @@ class Master
     char *recv_buff_ = nullptr;
     unsigned int recv_bufflen_ = 0;
     a8::TcpClient* tcp_client_ = nullptr;
-    timer_list* timer_ = nullptr;
+    f8::TimerWp timer_wp_;
 };