lib/PublicInbox/LeiXSearch.pm | 2 +-

diff --git a/lib/PublicInbox/LeiXSearch.pm b/lib/PublicInbox/LeiXSearch.pm
index 0417db245d9ddb0a5e2995d53aba695e7a108d58..c6ff5679c5fb341fba42dff447c5948d9a9714cc 100644
--- a/lib/PublicInbox/LeiXSearch.pm
+++ b/lib/PublicInbox/LeiXSearch.pm
@@ -191,7 +191,7 @@ 	my @qform = (q => $lei->{mset_opt}->{qstr}, x => 'm');
 	push(@qform, t => 1) if $opt->{thread};
 	my $dedupe = $lei->{dedupe} // die 'BUG: {dedupe} missing';
 	$dedupe->prepare_dedupe;
-	my @cmd = qw(curl -XPOST -sSf);
+	my @cmd = (qw(curl -sSf -d), '');
 	my $verbose = $opt->{verbose};
 	push @cmd, '-v' if $verbose;
 	for my $o ($lei->curl_opt) {