diff --git a/src/util/in-memory-storage-persistent.cpp b/src/util/in-memory-storage-persistent.cpp
index 687a91f..613aa7b 100644
--- a/src/util/in-memory-storage-persistent.cpp
+++ b/src/util/in-memory-storage-persistent.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
- * Copyright (c) 2013-2014 Regents of the University of California.
+ * Copyright (c) 2013-2016 Regents of the University of California.
  *
  * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
  *
@@ -29,6 +29,11 @@
 {
 }
 
+InMemoryStoragePersistent::InMemoryStoragePersistent(boost::asio::io_service& ioService)
+  : InMemoryStorage(ioService)
+{
+}
+
 InMemoryStoragePersistent::~InMemoryStoragePersistent()
 {
 }