diff --git a/src/util/notification-stream.hpp b/src/util/notification-stream.hpp
index 42d0e36..e9921c0 100644
--- a/src/util/notification-stream.hpp
+++ b/src/util/notification-stream.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
- * Copyright (c) 2013-2015 Regents of the University of California.
+ * Copyright (c) 2013-2017 Regents of the University of California.
  *
  * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
  *
@@ -50,7 +50,7 @@
 
 #include "../name.hpp"
 #include "../face.hpp"
-#include "../security/key-chain.hpp"
+#include "../security/v1/key-chain.hpp"
 
 #include "concepts.hpp"