diff --git a/opac/opac-authorities-home.pl b/opac/opac-authorities-home.pl
index 54c144411f..fc4e71b508 100755
--- a/opac/opac-authorities-home.pl
+++ b/opac/opac-authorities-home.pl
@@ -59,12 +59,13 @@ foreach my $thisauthtype (
 }
 
 if ( $op eq "do_search" ) {
-    my @marclist = ($query->param('marclist'));
-    my @and_or = ($query->param('and_or'));
-    my @excluding = ($query->param('excluding'),);
-    my @operator = ($query->param('operator'));
+    my @marclist = $query->multi_param('marclist');
+    my @and_or = $query->multi_param('and_or');
+    my @excluding = $query->multi_param('excluding');
+    my @operator = $query->multi_param('operator');
     my $orderby = $query->param('orderby');
-    my @value = ($query->param('value') || "",);
+    my @value = $query->multi_param('value');
+    $value[0] ||= q||;
 
     $resultsperpage = $query->param('resultsperpage');
     $resultsperpage = 20 if ( !defined $resultsperpage );