--- a/tests/test-help.t	Wed Apr 05 16:09:08 2023 +0200
+++ b/tests/test-help.t	Thu Mar 30 22:22:44 2023 +0200
@@ -987,6 +987,8 @@
                  dump index data for a revlog
    debug-revlog-stats
                  display statistics about revlogs in the store
+   debug::stable-tail-sort
+                 display the stable-tail sort of the ancestors of a given node
    debugancestor
                  find the ancestor revision of two revisions in a given index
    debugantivirusrunning