lib/PublicInbox/LeiUp.pm | 6 ++++--

diff --git a/lib/PublicInbox/LeiUp.pm b/lib/PublicInbox/LeiUp.pm
index 5ad214518e90b45a08b5701db51e582c3fe3980f..499173393ca6ff3f43a017417945f8d993618c82 100644
--- a/lib/PublicInbox/LeiUp.pm
+++ b/lib/PublicInbox/LeiUp.pm
@@ -32,8 +32,10 @@ 	my $lse = $lei->{lse} // die 'BUG: {lse} missing';
 	my $rawstr = $lss->{-cfg}->{'lei.internal.rawstr'} //
 		(scalar(@$q) == 1 && substr($q->[0], -1) eq "\n");
 	if ($rawstr) {
-		scalar(@$q) > 1 and
-			die "$f: lei.q has multiple values (@$q) (out=$out)\n";
+		die <<EOM if scalar(@$q) > 1;
+$f: lei.q has multiple values (@$q) (out=$out)
+$f: while lei.internal.rawstr is set
+EOM
 		$lse->query_approxidate($lse->git, $mset_opt->{qstr} = $q->[0]);
 	} else {
 		$mset_opt->{qstr} = $lse->query_argv_to_string($lse->git, $q);