diff --git a/include/boost/python/suite/indexing/iterator_pair.hpp b/include/boost/python/suite/indexing/iterator_pair.hpp
index e86e427b..f4a37e89 100755
--- a/include/boost/python/suite/indexing/iterator_pair.hpp
+++ b/include/boost/python/suite/indexing/iterator_pair.hpp
@@ -30,6 +30,7 @@
 #include <iterator>
 #include <stdexcept>
 #include <algorithm>
+#include <boost/type_traits.hpp>
 
 namespace indexing {
   template<typename Iterator>