diff --git a/server/wsproxy/target_conn_mgr.cc b/server/wsproxy/target_conn_mgr.cc
index 2df7128..ba1d743 100644
--- a/server/wsproxy/target_conn_mgr.cc
+++ b/server/wsproxy/target_conn_mgr.cc
@@ -17,7 +17,7 @@ void TargetConnMgr::Init()
         {
             TargetConn* conn = new TargetConn();
             conn->Init(instance_id, remote_ip, remote_port);
-            target_conn_hash_[conn->instance_id] = conn;
+            id_hash_[conn->instance_id] = conn;
             conn->Open();
         }
     }