diff --git a/doc/pointer_traits.qbk b/doc/pointer_traits.qbk
index ce0d7b8..8b052c0 100644
--- a/doc/pointer_traits.qbk
+++ b/doc/pointer_traits.qbk
@@ -113,6 +113,9 @@ also not defined (`pointer_traits` is SFINAE-friendly).
   where `Args` is zero or more type arguments; otherwise, the member is not
   defined.]]]
 
+[note When C++11 template aliases are not supported, the `type` for `rebind` is
+`T::rebind<U>::other` if such a type exists.]
+
 [endsect]
 
 [section Member functions]