Index: future_ref.qbk
===================================================================
--- future_ref.qbk	(revision 66775)
+++ future_ref.qbk	(working copy)
@@ -701,7 +701,7 @@
 
 [variablelist
 
-[[Preconditions:] [The expression `f(t)` where `t` is a lvalue of type __packaged_task__ shall be well-formed. Invoking a copy of
+[[Preconditions:] [The expression `f(t)` where `t` is a lvalue of type __promise__ shall be well-formed. Invoking a copy of
 `f` shall have the same effect as invoking `f`]]
 
 [[Effects:] [Store a copy of `f` with the asynchronous result associated with `*this` as a ['wait callback]. This will replace any