diff --git a/software/ompi/v5.0/timeline-graph.php b/software/ompi/v5.0/timeline-graph.php
index 4da131d41..1240c730e 100644
--- a/software/ompi/v5.0/timeline-graph.php
+++ b/software/ompi/v5.0/timeline-graph.php
@@ -34,6 +34,7 @@
 milestone("v5.0.3", "2024-04-09", $data, $vpos);
 milestone("v5.0.4", "2024-07-19", $data, $vpos);
 milestone("v5.0.5", "2024-07-23", $data, $vpos);
+milestone("v5.0.6rc1", "2024-11-07", $data, $vpos);
 
 // Party on
 $graph->CreateSimple($data);
diff --git a/software/ompi/v5.0/version.inc b/software/ompi/v5.0/version.inc
index b482a3869..45a4a02a2 100644
--- a/software/ompi/v5.0/version.inc
+++ b/software/ompi/v5.0/version.inc
@@ -16,7 +16,7 @@ $releases = array("5.0.5", "5.0.4", "5.0.3", "5.0.2", "5.0.1", "5.0.0");
 /* prereleases must be ordered newest to oldest.  All prereleases
    will be shown, so make an empty array when the official release
    is added to releases above */
-$prereleases = array();
+$prereleases = array("5.0.6rc1");
 
 /* set to true if we should add a cygwin note */
 $cygwin_note = 0;