lib/PublicInbox/V2Writable.pm |  1 +
 t/v2reindex.t                 | 10 +++++++++-

diff --git a/lib/PublicInbox/V2Writable.pm b/lib/PublicInbox/V2Writable.pm
index 03590850973e0589000b29884d2f812759d128ae..4130a4728feff01314166d9a7528fc96d4e6fe4b 100644
--- a/lib/PublicInbox/V2Writable.pm
+++ b/lib/PublicInbox/V2Writable.pm
@@ -1323,6 +1323,7 @@ 			index_xap_step($self, $sync, $art_beg, 1);
 		}
 	}
 	$self->git->cat_async_wait;
+	$self->{ibx}->cleanup;
 	$self->done;
 }
 
diff --git a/t/v2reindex.t b/t/v2reindex.t
index 1145e31b414e7118b49a66766c4c358f7f6453ed..e9f2b73b2b9083060359a45300c2fc286f173853 100644
--- a/t/v2reindex.t
+++ b/t/v2reindex.t
@@ -549,5 +549,13 @@ my $env = { PI_CONFIG => '/dev/null' };
 ok(run_script([qw(-index --reindex --xapian-only), $inboxdir], $env, $rdr),
 	'--xapian-only works');
 is($err, '', 'no errors from --xapian-only');
-
+undef $for_destroy;
+SKIP: {
+	use PublicInbox::Spawn qw(which);
+	skip 'only testing lsof(8) output on Linux', 1 if $^O ne 'linux';
+	my $lsof = which('lsof') or skip 'no lsof in PATH', 1;
+	my $rdr = { 2 => \(my $null_err) };
+	my @d = grep(m!/xap[0-9]+/!, xqx([$lsof, '-p', $$], undef, $rdr));
+	is_deeply(\@d, [], 'no deleted index files') or diag explain(\@d);
+}
 done_testing();