diff --git a/business/jxcallback/scheduler/defsch/defsch.go b/business/jxcallback/scheduler/defsch/defsch.go
index 5bd0eba17..e8e610d62 100644
--- a/business/jxcallback/scheduler/defsch/defsch.go
+++ b/business/jxcallback/scheduler/defsch/defsch.go
@@ -840,14 +840,17 @@ func (s *DefScheduler) mergeOrderStatusConfig(savedOrderInfo *WatchOrderInfo, st
 					}
 				}
 			} else { // 有最后拣货时间，反推
-				aHead := time2AutoPickupAhead + second2AutoPickupGap*time.Second
+				timeout := order.PickDeadline.Sub(time.Now()) - (time2AutoPickupAhead + second2AutoPickupGap*time.Second)
 				realSecond2AutoPickupGap := second2AutoPickupGap
-				if realSecond2AutoPickupGap > int(aHead/time.Second) {
-					realSecond2AutoPickupGap = int(aHead / time.Second)
+				if realSecond2AutoPickupGap > int(timeout/time.Second) {
+					realSecond2AutoPickupGap = int(timeout / time.Second)
+					if realSecond2AutoPickupGap < 0 {
+						realSecond2AutoPickupGap = 0
+					}
 				}
 				vendorActionParams = &partner.StatusActionParams{
 					TimerType:  partner.TimerTypeBaseNow,
-					Timeout:    order.PickDeadline.Sub(time.Now()) - aHead,
+					Timeout:    timeout,
 					TimeoutGap: realSecond2AutoPickupGap,
 				}
 			}