diff --git a/doc/changes.qbk b/doc/changes.qbk
index 1f07a12d..f799c5cf 100644
--- a/doc/changes.qbk
+++ b/doc/changes.qbk
@@ -235,4 +235,9 @@ C++11 support has resulted in some breaking changes:
 * If the hash function and equality predicate are known to both have nothrow
   move assignment or construction then use them.
 
+[h2 Boost 1.55.0]
+
+* Avoid some warnings ([ticket 8851], [ticket 8874]).
+* Avoid exposing some detail functions via. ADL on the iterators.
+
 [endsect]