diff --git a/feed/history/boost_1_77_0.qbk b/feed/history/boost_1_77_0.qbk
index 56ebac39..82daa529 100644
--- a/feed/history/boost_1_77_0.qbk
+++ b/feed/history/boost_1_77_0.qbk
@@ -140,6 +140,13 @@ Please keep the list of libraries sorted in lexicographical order.
 
 [endsect]
 
+[section Updated Tools]
+
+* [phrase library..[@/tools/build/ Build]:]
+  * Includes release of [@/tools/build/doc/html/#_version_4_6_1 B2 version 4.6.1].
+
+[endsect]
+
 [section Compilers Tested]
 
 Boost's primary test compilers are: