diff --git a/Koha/Biblio.pm b/Koha/Biblio.pm
index a95822cafd..480fe2d9d0 100644
--- a/Koha/Biblio.pm
+++ b/Koha/Biblio.pm
@@ -791,16 +791,8 @@ on the API.
 sub to_api {
     my ($self, $args) = @_;
 
-    my @embeds = keys %{ $args->{embed} };
-    my $remaining_embeds = {};
-
-    foreach my $embed (@embeds) {
-        $remaining_embeds = delete $args->{embed}->{$embed}
-            unless $self->can($embed);
-    }
-
     my $response = $self->SUPER::to_api( $args );
-    my $biblioitem = $self->biblioitem->to_api({ embed => $remaining_embeds });
+    my $biblioitem = $self->biblioitem->to_api;
 
     return { %$response, %$biblioitem };
 }