diff --git a/ocaml/xapi/xapi_vbd_helpers.ml b/ocaml/xapi/xapi_vbd_helpers.ml
index f6b1cc260e..a63fa6edf1 100644
--- a/ocaml/xapi/xapi_vbd_helpers.ml
+++ b/ocaml/xapi/xapi_vbd_helpers.ml
@@ -443,4 +443,5 @@ let copy ~__context ?vdi ~vm vbd =
     ~qos_algorithm_type:all.API.vBD_qos_algorithm_type
     ~qos_algorithm_params:all.API.vBD_qos_algorithm_params
     ~qos_supported_algorithms:[] ~runtime_properties:[] ~metrics ;
+  update_allowed_operations ~__context ~self:new_vbd ;
   new_vbd