diff --git a/doc/changes.qbk b/doc/changes.qbk
index ae3b5e3a..910c7850 100644
--- a/doc/changes.qbk
+++ b/doc/changes.qbk
@@ -224,5 +224,8 @@ C++11 support has resulted in some breaking changes:
 
 * Remove support for the old pre-standard variadic pair constructors, and
   equality implementation. Both have been deprecated since Boost 1.48.
+* Remove use of deprecated config macros.
+* More internal implementation changes, including a much simpler
+  implementation of `erase`.
 
 [endsect]