diff --git a/daemon/face/ndnlp-partial-message-store.hpp b/daemon/face/ndnlp-partial-message-store.hpp
index c707d92..1aed1e0 100644
--- a/daemon/face/ndnlp-partial-message-store.hpp
+++ b/daemon/face/ndnlp-partial-message-store.hpp
@@ -1,11 +1,12 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
- * Copyright (c) 2014  Regents of the University of California,
- *                     Arizona Board of Regents,
- *                     Colorado State University,
- *                     University Pierre & Marie Curie, Sorbonne University,
- *                     Washington University in St. Louis,
- *                     Beijing Institute of Technology
+ * Copyright (c) 2014,  Regents of the University of California,
+ *                      Arizona Board of Regents,
+ *                      Colorado State University,
+ *                      University Pierre & Marie Curie, Sorbonne University,
+ *                      Washington University in St. Louis,
+ *                      Beijing Institute of Technology,
+ *                      The University of Memphis
  *
  * This file is part of NFD (Named Data Networking Forwarding Daemon).
  * See AUTHORS.md for complete list of NFD authors and contributors.
@@ -20,7 +21,7 @@
  *
  * You should have received a copy of the GNU General Public License along with
  * NFD, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
- **/
+ */
 
 #ifndef NFD_DAEMON_FACE_NDNLP_PARTIAL_MESSAGE_STORE_HPP
 #define NFD_DAEMON_FACE_NDNLP_PARTIAL_MESSAGE_STORE_HPP
@@ -84,7 +85,7 @@
   receiveNdnlpData(const Block& pkt);
 
   /// fires when network layer packet is received
-  EventEmitter<Block> onReceive;
+  signal::Signal<PartialMessageStore, Block> onReceive;
 
 private:
   void