diff --git a/src/route/name-prefix-table.hpp b/src/route/name-prefix-table.hpp
index 1e11e15..aa55c9e 100644
--- a/src/route/name-prefix-table.hpp
+++ b/src/route/name-prefix-table.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
- * Copyright (c) 2014-2017,  The University of Memphis,
+ * Copyright (c) 2014-2018,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
@@ -140,9 +140,6 @@
   return m_table.end();
 }
 
-bool
-npteCompare(NamePrefixTableEntry& npte, const ndn::Name& name);
-
 std::ostream&
 operator<<(std::ostream& os, const NamePrefixTable& table);