diff --git a/opac/opac-ISBDdetail.pl b/opac/opac-ISBDdetail.pl
index b0dd51de30..a70d2ccf76 100755
--- a/opac/opac-ISBDdetail.pl
+++ b/opac/opac-ISBDdetail.pl
@@ -191,6 +191,7 @@ $template->param(
     ReservableItems => $can_holds_be_placed,
     ISBD            => $res,
     biblio          => $biblio,
+    borrowernumber  => $loggedinuser,
 );
 
 #Search for title in links
diff --git a/opac/opac-MARCdetail.pl b/opac/opac-MARCdetail.pl
index bac3cc2efb..406d2d4ceb 100755
--- a/opac/opac-MARCdetail.pl
+++ b/opac/opac-MARCdetail.pl
@@ -382,6 +382,7 @@ $template->param(
     item_subfield_codes => \@item_subfield_codes,
     biblio              => $biblio,
     norequests          => $norequests,
+    borrowernumber      => $loggedinuser,
 );
 
 output_html_with_http_headers $query, $cookie, $template->output;