diff --git a/src/hello-protocol.cpp b/src/hello-protocol.cpp
index 3d67771..050def4 100644
--- a/src/hello-protocol.cpp
+++ b/src/hello-protocol.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2019,  The University of Memphis,
+ * Copyright (c) 2014-2020,  The University of Memphis,
  *                           Regents of the University of California
  *
  * This file is part of NLSR (Named-data Link State Routing).
@@ -32,13 +32,12 @@
 const std::string HelloProtocol::NLSR_COMPONENT = "nlsr";
 
 HelloProtocol::HelloProtocol(ndn::Face& face, ndn::KeyChain& keyChain,
-                             ndn::security::SigningInfo& signingInfo,
                              ConfParameter& confParam, RoutingTable& routingTable,
                              Lsdb& lsdb)
   : m_face(face)
   , m_scheduler(m_face.getIoService())
   , m_keyChain(keyChain)
-  , m_signingInfo(signingInfo)
+  , m_signingInfo(confParam.getSigningInfo())
   , m_confParam(confParam)
   , m_routingTable(routingTable)
   , m_lsdb(lsdb)