diff --git a/C4/XISBN.pm b/C4/XISBN.pm
index c28cc340b6..de9dc100fe 100644
--- a/C4/XISBN.pm
+++ b/C4/XISBN.pm
@@ -106,6 +106,8 @@ sub get_xisbns {
         next if $unique_xisbns->{ $response_data->{content} };
         $unique_xisbns->{ $response_data->{content} }++;
         my $xbiblio= _get_biblio_from_xisbn($response_data->{content});
+        next unless $xbiblio;
+        next if $xbiblio->{normalized_isbn} && $xbiblio->{normalized_isbn} eq $isbn;
         push @xisbns, $xbiblio if $xbiblio && $xbiblio->{biblionumber} ne $biblionumber;
     }
     if ( wantarray ) {