diff --git a/server/wsproxy/downstream.cc b/server/wsproxy/downstream.cc
index a9313e4..3576683 100644
--- a/server/wsproxy/downstream.cc
+++ b/server/wsproxy/downstream.cc
@@ -49,9 +49,7 @@ void DownStream::OnClose()
         ss::SS_WSP_SocketDisconnect msg;
         GetUpStream().lock()->SendMsg(socket_handle_, msg);
     }
-    if (auto long_session = long_session_wp_.lock(); !long_session_wp_.expired()) {
-
-    } else {
-
+    if (!long_session_wp_.expired()) {
+        LongSessionMgr::Instance()->DelSession(socket_handle_);
     }
 }
diff --git a/server/wsproxy/longsessionmgr.cc b/server/wsproxy/longsessionmgr.cc
index 2ed3725..77b8c13 100644
--- a/server/wsproxy/longsessionmgr.cc
+++ b/server/wsproxy/longsessionmgr.cc
@@ -88,3 +88,11 @@ void LongSessionMgr::ProcUdpPacket(a8::UdpPacket* pkt)
         session->GetKcpSession()->OnRecvPacket(pkt);
     }
 }
+
+void LongSessionMgr::DelSession(int socket_handle)
+{
+    {
+        auto sesion = GetSession(socket_handle);
+    }
+    socket_handle_hash_.erase(socket_handle);
+}
diff --git a/server/wsproxy/longsessionmgr.h b/server/wsproxy/longsessionmgr.h
index 207aec2..0be1d50 100644
--- a/server/wsproxy/longsessionmgr.h
+++ b/server/wsproxy/longsessionmgr.h
@@ -30,6 +30,7 @@ class LongSessionMgr : public a8::Singleton<LongSessionMgr>
     void ProcUdpPacket(a8::UdpPacket* pkt);
     std::shared_ptr<LongSession> GetSession(int socket_handle);
     std::shared_ptr<a8::UdpListener> GetUdpListener() { return udp_listener_; }
+    void DelSession(int socket_handle);
 
 private:
     std::shared_ptr<a8::UdpListener> udp_listener_;