boost/range/detail/any_iterator.hpp         |    1 +
 boost/range/detail/any_iterator_wrapper.hpp |    1 +
 2 files changed, 2 insertions(+)

diff --git a/boost/range/detail/any_iterator.hpp b/boost/range/detail/any_iterator.hpp
index 5705ff0..da45f68 100644
--- a/boost/range/detail/any_iterator.hpp
+++ b/boost/range/detail/any_iterator.hpp
@@ -20,6 +20,7 @@
 #include <boost/range/detail/any_iterator_buffer.hpp>
 #include <boost/range/detail/any_iterator_interface.hpp>
 #include <boost/range/detail/any_iterator_wrapper.hpp>
+#include <boost/utility/enable_if.hpp>
 
 namespace boost
 {
diff --git a/boost/range/detail/any_iterator_wrapper.hpp b/boost/range/detail/any_iterator_wrapper.hpp
index b5313a7..99763b6 100644
--- a/boost/range/detail/any_iterator_wrapper.hpp
+++ b/boost/range/detail/any_iterator_wrapper.hpp
@@ -12,6 +12,7 @@
 
 #include <boost/range/config.hpp>
 #include <boost/range/detail/any_iterator_interface.hpp>
+#include <boost/range/concepts.hpp>
 
 namespace boost
 {