diff --git a/reserve/modrequest.pl b/reserve/modrequest.pl
index 014d2411ec..eb97925f0a 100755
--- a/reserve/modrequest.pl
+++ b/reserve/modrequest.pl
@@ -109,7 +109,7 @@ else {
         {
             biblio_ids => \@biblio_ids
         }
-    );
+    ) if C4::Context->preference('RealTimeHoldsQueue');
 }
 
 my $from=$query->param('from');