script/public-inbox-convert | 6 ++----
 t/convert-compact.t         | 3 +++

diff --git a/script/public-inbox-convert b/script/public-inbox-convert
index 281313e02873fb7bd7aa27ba8fcc5dbd0e2c188f..68b0b31a41ff57b4371517b5efb62af6b4794c05 100755
--- a/script/public-inbox-convert
+++ b/script/public-inbox-convert
@@ -151,7 +151,5 @@ 	my $epoch0 = PublicInbox::Git->new($v2w->git_init(0));
 	chop(my $cmt = $epoch0->qx(qw(rev-parse --verify), $head));
 	$v2w->last_epoch_commit(0, $cmt);
 }
-if ($index) {
-	$v2w->index_sync({reindex => 1});
-	$v2w->done;
-}
+$v2w->index_sync({reindex => 1}) if $index;
+$v2w->done;
diff --git a/t/convert-compact.t b/t/convert-compact.t
index fc46083b74f02e9ef733458ccd3234fd47008d3e..f56d78170500ab12a27e56764e045a8ca95e98da 100644
--- a/t/convert-compact.t
+++ b/t/convert-compact.t
@@ -76,6 +76,9 @@ 	$mm->num_highwater;
 };
 ok(defined($hwm) && $hwm > 0, "highwater mark set #$hwm");
 
+$cmd = [ '-convert', '--no-index', $ibx->{inboxdir}, "$tmpdir/no-index" ];
+ok(run_script($cmd, undef, $rdr), 'convert --no-index works');
+
 $cmd = [ '-convert', $ibx->{inboxdir}, "$tmpdir/v2" ];
 ok(run_script($cmd, undef, $rdr), 'convert works');
 @xdir = glob("$tmpdir/v2/xap*/*");