diff --git a/mps/manual/source/release.rst b/mps/manual/source/release.rst
index b4ff232163b..a428e836f0f 100644
--- a/mps/manual/source/release.rst
+++ b/mps/manual/source/release.rst
@@ -25,6 +25,12 @@ Other changes
 
    .. _job003883: https://www.ravenbrook.com/project/mps/issue/job003883/
 
+#. Memory in :term:`allocation points` no longer contributes to the
+   decision to start a collection, avoid wasted work repeatedly
+   collecting generations with very small capacities. See job004007_.
+
+   .. _job004007: https://www.ravenbrook.com/project/mps/issue/job004007/
+
 
 .. _release-notes-1.115: