diff --git a/daemon/face/websocket-transport.cpp b/daemon/face/websocket-transport.cpp
index 33ae643..2d118ec 100644
--- a/daemon/face/websocket-transport.cpp
+++ b/daemon/face/websocket-transport.cpp
@@ -83,7 +83,7 @@
   NFD_LOG_FACE_TRACE(__func__);
 
   websocketpp::lib::error_code error;
-  m_server.send(m_handle, packet.wire(), packet.size(),
+  m_server.send(m_handle, packet.data(), packet.size(),
                 websocketpp::frame::opcode::binary, error);
   if (error)
     return processErrorCode(error);