diff --git a/server/wsproxy/target_conn.cc b/server/wsproxy/target_conn.cc
index de6621d..8c4bda9 100644
--- a/server/wsproxy/target_conn.cc
+++ b/server/wsproxy/target_conn.cc
@@ -151,6 +151,9 @@ void TargetConn::on_socketread(a8::TcpClient* sender, char* buf, unsigned int le
         memmove(recv_buff_, recv_buff_ + offset, recv_bufflen_ - offset);
     }
     recv_bufflen_ -= offset;
+    #if 1
+    last_pong_tick = a8::XGetTickCount();
+    #endif
 }
 
 void TargetConn::CheckAlive()
@@ -162,10 +165,8 @@ void TargetConn::CheckAlive()
             last_pong_tick = a8::XGetTickCount();
             Open();
         } else {
-            #if 0
             ss::SS_Ping msg;
-            SendToRoomServer(msg);
-            #endif
+            SendMsg(msg);
         }
     }
 }