recoding the previous change.

changelog.html

@@ -70,6 +70,9 @@ Upcoming changes</a>
     A project aggregating tests without any tests itself should now link properly
     to latest aggregated results, rather than broken link to non-existent test
     results.
+  <li class=bug>
+    Initial position of the "build time" timeline was off by one day
+    (<a href="http://issues.jenkins-ci.org/browse/JENKINS-8865">issue 8865</a>)
   <li class=rfe>
     Added the <tt>--mimeTypes</tt> command line option to define additional MIME type mappings.
   <li class=rfe>