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diff --git a/boost/metaparse/v1/cpp98/impl/pop_back.hpp b/boost/metaparse/v1/cpp98/impl/pop_back.hpp
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+#ifndef BOOST_METAPARSE_V1_CPP98_IMPL_POP_BACK_HPP
+#define BOOST_METAPARSE_V1_CPP98_IMPL_POP_BACK_HPP
+
+// Copyright Abel Sinkovics (abel@sinkovics.hu) 2013.
+// Distributed under 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)
+
+#include <boost/metaparse/v1/cpp98/fwd/string.hpp>
+#include <boost/metaparse/v1/cpp98/impl/push_front_c.hpp>
+#include <boost/metaparse/v1/cpp98/impl/size.hpp>
+#include <boost/metaparse/v1/cpp98/impl/update_c.hpp>
+
+namespace boost
+{
+ namespace metaparse
+ {
+ namespace v1
+ {
+ namespace impl
+ {
+ template <class S>
+ struct pop_back;
+
+ template <class S>
+ struct pop_back :
+ update_c<
+ typename S::type,
+ size<typename S::type>::type::value - 1,
+ BOOST_NO_CHAR
+ >
+ {};
+ }
+ }
+ }
+}
+
+#endif
+