lib/PublicInbox/SearchIdx.pm | 1 +

diff --git a/lib/PublicInbox/SearchIdx.pm b/lib/PublicInbox/SearchIdx.pm
index 90d8c8b33db860f927fe9b4d120479f0181f2f21..6ff2cf947189617729c18194a21d1e23a6ed64c5 100644
--- a/lib/PublicInbox/SearchIdx.pm
+++ b/lib/PublicInbox/SearchIdx.pm
@@ -753,6 +753,7 @@ 				--no-notes --no-color --no-renames --no-abbrev),
 				$range);
 	my ($at, $ct, $stk, $cmt);
 	while (<$fh>) {
+		return if $sync->{quit};
 		if (/\A([0-9]+)-([0-9]+)-($OID)$/o) {
 			($at, $ct, $cmt) = ($1 + 0, $2 + 0, $3);
 			$stk //= PublicInbox::IdxStack->new($cmt);