diff --git a/feed/history/boost_1_58_0.qbk b/feed/history/boost_1_58_0.qbk
index 74134574..26e8fbdf 100644
--- a/feed/history/boost_1_58_0.qbk
+++ b/feed/history/boost_1_58_0.qbk
@@ -35,6 +35,11 @@
   * `shared_ptr` is movable and supports aliasing ([ticket 1234]).
 ]
 
+* [phrase library..[@/libs/flyweight/ Flyweight]:]
+  * Added hash support both with `std::hash` and [@/doc/html/hash.html `boost::hash`]. This can be
+    optionally [@/libs/flyweight/doc/reference/flyweight.html#disable_hash_support disabled] to avoid
+    clashes with legacy code where this support has already been defined by the user.
+
 * /TODO/
 
 [/ TODO: These libraries always use the same message, referring to their