lib/PublicInbox/LeiMirror.pm | 2 +-

diff --git a/lib/PublicInbox/LeiMirror.pm b/lib/PublicInbox/LeiMirror.pm
index 8cd64b65d88418687ba067ad80c306e0107d2ed0..e0a212dede3268f1b87a5348fcbdcf292ec1fac6 100644
--- a/lib/PublicInbox/LeiMirror.pm
+++ b/lib/PublicInbox/LeiMirror.pm
@@ -826,7 +826,7 @@ 	my $fn = $self->{-manifest} // return;
 	if (open(my $fh, '<', $fn)) {
 		decode_manifest($fh, $fn, $fn);
 	} elsif ($!{ENOENT}) { # non-fatal, we can just do it slowly
-		warn "open($fn): $!\n";
+		warn "open($fn): $!\n" if -d $self->{dst};
 		undef;
 	} else {
 		die "open($fn): $!\n";