diff --git a/include/ndnboost/regex/v4/regex_merge.hpp b/include/ndnboost/regex/v4/regex_merge.hpp
new file mode 100644
index 0000000..21b914f
--- /dev/null
+++ b/include/ndnboost/regex/v4/regex_merge.hpp
@@ -0,0 +1,93 @@
+/*
+ *
+ * Copyright (c) 1998-2002
+ * John Maddock
+ *
+ * Use, modification and distribution are subject to the 
+ * Boost Software License, Version 1.0. (See accompanying file 
+ * LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+ *
+ */
+
+ /*
+  *   LOCATION:    see http://www.boost.org for most recent version.
+  *   FILE         regex_format.hpp
+  *   VERSION      see <ndnboost/version.hpp>
+  *   DESCRIPTION: Provides formatting output routines for search and replace
+  *                operations.  Note this is an internal header file included
+  *                by regex.hpp, do not include on its own.
+  */
+
+#ifndef NDNBOOST_REGEX_V4_REGEX_MERGE_HPP
+#define NDNBOOST_REGEX_V4_REGEX_MERGE_HPP
+
+
+namespace ndnboost{
+
+#ifdef NDNBOOST_MSVC
+#pragma warning(push)
+#pragma warning(disable: 4103)
+#endif
+#ifdef NDNBOOST_HAS_ABI_HEADERS
+#  include NDNBOOST_ABI_PREFIX
+#endif
+#ifdef NDNBOOST_MSVC
+#pragma warning(pop)
+#endif
+
+template <class OutputIterator, class Iterator, class traits, class charT>
+inline OutputIterator regex_merge(OutputIterator out,
+                         Iterator first,
+                         Iterator last,
+                         const basic_regex<charT, traits>& e, 
+                         const charT* fmt, 
+                         match_flag_type flags = match_default)
+{
+   return regex_replace(out, first, last, e, fmt, flags);
+}
+
+template <class OutputIterator, class Iterator, class traits, class charT>
+inline OutputIterator regex_merge(OutputIterator out,
+                         Iterator first,
+                         Iterator last,
+                         const basic_regex<charT, traits>& e, 
+                         const std::basic_string<charT>& fmt,
+                         match_flag_type flags = match_default)
+{
+   return regex_merge(out, first, last, e, fmt.c_str(), flags);
+}
+
+template <class traits, class charT>
+inline std::basic_string<charT> regex_merge(const std::basic_string<charT>& s,
+                         const basic_regex<charT, traits>& e, 
+                         const charT* fmt,
+                         match_flag_type flags = match_default)
+{
+   return regex_replace(s, e, fmt, flags);
+}
+
+template <class traits, class charT>
+inline std::basic_string<charT> regex_merge(const std::basic_string<charT>& s,
+                         const basic_regex<charT, traits>& e, 
+                         const std::basic_string<charT>& fmt,
+                         match_flag_type flags = match_default)
+{
+   return regex_replace(s, e, fmt, flags);
+}
+
+#ifdef NDNBOOST_MSVC
+#pragma warning(push)
+#pragma warning(disable: 4103)
+#endif
+#ifdef NDNBOOST_HAS_ABI_HEADERS
+#  include NDNBOOST_ABI_SUFFIX
+#endif
+#ifdef NDNBOOST_MSVC
+#pragma warning(pop)
+#endif
+
+} // namespace ndnboost
+
+#endif  // NDNBOOST_REGEX_V4_REGEX_MERGE_HPP
+
+