diff --git a/Koha/REST/V1/Hold.pm b/Koha/REST/V1/Hold.pm
index d72e5df829..ce7320e026 100644
--- a/Koha/REST/V1/Hold.pm
+++ b/Koha/REST/V1/Hold.pm
@@ -136,6 +136,7 @@ sub edit {
         branchcode => $branchcode,
         rank => $priority,
         suspend_until => $suspend_until,
+        itemnumber => $reserve->{itemnumber}
     };
 
     C4::Reserves::ModReserve($params);