diff --git a/include/boost/range/detail/any_iterator_buffer.hpp b/include/boost/range/detail/any_iterator_buffer.hpp
index 986ea1a..26c1420 100644
--- a/include/boost/range/detail/any_iterator_buffer.hpp
+++ b/include/boost/range/detail/any_iterator_buffer.hpp
@@ -114,6 +114,4 @@ namespace boost
     typedef any_iterator_buffer<64> any_iterator_default_buffer;
 } // namespace boost
 
-#undef BOOST_TEST_MESSAGE
-
 #endif // include guard