diff --git a/include/boost/geometry/algorithms/detail/sub_range.hpp b/include/boost/geometry/algorithms/detail/sub_range.hpp
index 1ccc11e39..eda3ce58b 100644
--- a/include/boost/geometry/algorithms/detail/sub_range.hpp
+++ b/include/boost/geometry/algorithms/detail/sub_range.hpp
@@ -44,7 +44,7 @@ struct sub_range<Geometry, Tag, false>
 template <typename Geometry>
 struct sub_range<Geometry, polygon_tag, false>
 {
-    typedef typename geometry::ring_type<Geometry>::type & return_type;
+    typedef typename geometry::ring_return_type<Geometry>::type return_type;
 
     template <typename Id> static inline
     return_type apply(Geometry & geometry, Id const& id)