diff --git a/job.go b/job.go
index 1b4914c..57afa95 100644
--- a/job.go
+++ b/job.go
@@ -1434,6 +1434,19 @@ func jobGWithdraw(j Job) {
 
 	}
 
+	if j.Trigger != 0 {
+		id, err := getObjSubType(j.Trigger)
+		logOnError(err, "jobGWithdraw : getObjSubType("+strconv.FormatInt(j.Trigger, 10)+")")
+		if err == nil && id == cacheObjSubType[`msg_gstock_any_ack`] {
+			p2 := JobPayloadMsgDel{
+				Delay:      (10 * time.Second),
+				ObjMsgID64: j.Trigger,
+			}
+			b2, _ := json.Marshal(p2)
+			createJob(cacheObjSubType[`job_msg_del`], objJobPriority, j.UserID64, 0, time.Now().UTC(), b2)
+		}
+	}
+
 	if (p.Status & reqTab[cacheObjSubType[`item_res`]]) == reqTab[cacheObjSubType[`item_res`]] {
 		log.Printf("jobGWithdraw[%d] : Requesting res.\n", j.ID64)
 		p.Status = p.Status &^ reqTab[cacheObjSubType[`item_res`]]