diff --git a/server/wsproxy/downstream.cc b/server/wsproxy/downstream.cc
index f3aab6e..d5a9af1 100644
--- a/server/wsproxy/downstream.cc
+++ b/server/wsproxy/downstream.cc
@@ -58,14 +58,16 @@ void DownStream::OnClose()
 void DownStream::ProcCMMsg(f8::MsgHdr& hdr, int tag)
 {
     if (hdr.msgid == ss::_SS_CMPing) {
-        ss::SS_Ping msg;
+        ss::SS_SMPing msg;
         if (IsLongSession() && tag == ST_Tcp) {
             GCListener::Instance()->SendMsgEx(socket_handle_, ss::_SS_CMPing, msg);
             if (!long_session_wp_.expired()) {
                 long_session_wp_.lock()->UpdatePing();
             }
         } else {
-
+            if (!long_session_wp_.expired()) {
+                msg.set_source(1);
+            }
         }
         return;
     }