diff --git a/test/fake_sort.hpp b/test/fake_sort.hpp
index 99c7546..82cbdb7 100644
--- a/test/fake_sort.hpp
+++ b/test/fake_sort.hpp
@@ -4,7 +4,7 @@
 #ifndef BOOST_LIBS_CONCEPT_CHECK_FAKE_SORT_DWA2006430_HPP
 # define BOOST_LIBS_CONCEPT_CHECK_FAKE_SORT_DWA2006430_HPP
 
-# include <boost/detail/iterator.hpp>
+# include <iterator>
 # include <boost/concept/requires.hpp>
 # include <boost/concept_check.hpp>