diff --git a/src/main/java/com/gxwebsoft/glt/controller/GltTicketOrderController.java b/src/main/java/com/gxwebsoft/glt/controller/GltTicketOrderController.java
index 07f5849..d8dc338 100644
--- a/src/main/java/com/gxwebsoft/glt/controller/GltTicketOrderController.java
+++ b/src/main/java/com/gxwebsoft/glt/controller/GltTicketOrderController.java
@@ -247,7 +247,11 @@ public class GltTicketOrderController extends BaseController {
                     && gltTicketOrder.getId() != null
                     && gltTicketOrder.getRiderId() != null
                     && gltTicketOrder.getRiderId() > 0) {
-                gltTicketOrderService.markShopOrderShippedAfterRiderAssigned(gltTicketOrder.getId(), getTenantId());
+                gltTicketOrderService.markShopOrderShippedAfterRiderAssigned(
+                        gltTicketOrder.getId(),
+                        getTenantId(),
+                        gltTicketOrder.getRiderId()
+                );
             }
             return success("修改成功");
         }
diff --git a/src/main/java/com/gxwebsoft/glt/service/GltTicketOrderService.java b/src/main/java/com/gxwebsoft/glt/service/GltTicketOrderService.java
index 3fdb16b..1252f65 100644
--- a/src/main/java/com/gxwebsoft/glt/service/GltTicketOrderService.java
+++ b/src/main/java/com/gxwebsoft/glt/service/GltTicketOrderService.java
@@ -69,7 +69,7 @@ public interface GltTicketOrderService extends IService<GltTicketOrder> {
      *
      * <p>用于后台指派配送员（不走接单接口）等场景的状态兜底同步。</p>
      */
-    void markShopOrderShippedAfterRiderAssigned(Integer ticketOrderId, Integer tenantId);
+    void markShopOrderShippedAfterRiderAssigned(Integer ticketOrderId, Integer tenantId, Integer riderId);
 
     /**
      * 配送员开始配送：10 -> 20，并写 sendStartTime。
diff --git a/src/main/java/com/gxwebsoft/glt/service/impl/GltTicketOrderServiceImpl.java b/src/main/java/com/gxwebsoft/glt/service/impl/GltTicketOrderServiceImpl.java
index 2f13605..770ca87 100644
--- a/src/main/java/com/gxwebsoft/glt/service/impl/GltTicketOrderServiceImpl.java
+++ b/src/main/java/com/gxwebsoft/glt/service/impl/GltTicketOrderServiceImpl.java
@@ -225,7 +225,7 @@ public class GltTicketOrderServiceImpl extends ServiceImpl<GltTicketOrderMapper,
                 .update();
         if (ok) {
             // 接单成功后，同步商城订单发货状态：10未发货 -> 20已发货
-            updateShopOrderDeliveryStatusAfterAccept(id, tenantId, now);
+            updateShopOrderDeliveryStatusAfterAccept(id, tenantId, riderId, now);
             return;
         }
 
@@ -245,18 +245,18 @@ public class GltTicketOrderServiceImpl extends ServiceImpl<GltTicketOrderMapper,
     }
 
     @Override
-    public void markShopOrderShippedAfterRiderAssigned(Integer ticketOrderId, Integer tenantId) {
-        updateShopOrderDeliveryStatusAfterAccept(ticketOrderId, tenantId, LocalDateTime.now());
+    public void markShopOrderShippedAfterRiderAssigned(Integer ticketOrderId, Integer tenantId, Integer riderId) {
+        updateShopOrderDeliveryStatusAfterAccept(ticketOrderId, tenantId, riderId, LocalDateTime.now());
     }
 
-    private void updateShopOrderDeliveryStatusAfterAccept(Integer ticketOrderId, Integer tenantId, LocalDateTime now) {
+    private void updateShopOrderDeliveryStatusAfterAccept(Integer ticketOrderId, Integer tenantId, Integer riderId, LocalDateTime now) {
         if (ticketOrderId == null || tenantId == null) {
             return;
         }
 
         // 找到关联水票的商城订单（glt_user_ticket.orderId / orderNo）
         GltTicketOrder ticketOrder = this.lambdaQuery()
-            .select(GltTicketOrder::getId, GltTicketOrder::getUserTicketId)
+            .select(GltTicketOrder::getId, GltTicketOrder::getUserTicketId, GltTicketOrder::getRiderId)
             .eq(GltTicketOrder::getId, ticketOrderId)
             .eq(GltTicketOrder::getTenantId, tenantId)
             .eq(GltTicketOrder::getDeleted, 0)
@@ -266,6 +266,8 @@ public class GltTicketOrderServiceImpl extends ServiceImpl<GltTicketOrderMapper,
             return;
         }
 
+        Integer actualRiderId = (riderId != null && riderId > 0) ? riderId : ticketOrder.getRiderId();
+
         GltUserTicket userTicket = gltUserTicketService.getOne(
             new LambdaQueryWrapper<GltUserTicket>()
                 .eq(GltUserTicket::getTenantId, tenantId)
@@ -286,9 +288,18 @@ public class GltTicketOrderServiceImpl extends ServiceImpl<GltTicketOrderMapper,
         LambdaUpdateWrapper<ShopOrder> uw = new LambdaUpdateWrapper<ShopOrder>()
             .eq(ShopOrder::getTenantId, tenantId)
             .eq(ShopOrder::getDeleted, 0)
-            .and(w -> w.ne(ShopOrder::getDeliveryStatus, 20).or().isNull(ShopOrder::getDeliveryStatus))
+            // deliveryStatus 已经是 20 时也可能需要补写/更新 riderId，因此条件包含 riderId 不一致的场景
+            .and(w -> {
+                w.ne(ShopOrder::getDeliveryStatus, 20).or().isNull(ShopOrder::getDeliveryStatus);
+                if (actualRiderId != null && actualRiderId > 0) {
+                    w.or().ne(ShopOrder::getRiderId, actualRiderId).or().isNull(ShopOrder::getRiderId);
+                }
+            })
             .set(ShopOrder::getDeliveryStatus, 20)
             .set(ShopOrder::getUpdateTime, now);
+        if (actualRiderId != null && actualRiderId > 0) {
+            uw.set(ShopOrder::getRiderId, actualRiderId);
+        }
         if (shopOrderId != null) {
             uw.eq(ShopOrder::getOrderId, shopOrderId);
         } else {
@@ -305,14 +316,17 @@ public class GltTicketOrderServiceImpl extends ServiceImpl<GltTicketOrderMapper,
             .eq(ShopOrder::getTenantId, tenantId)
             .eq(ShopOrder::getDeleted, 0)
             .eq(ShopOrder::getDeliveryStatus, 20);
+        if (actualRiderId != null && actualRiderId > 0) {
+            qw.eq(ShopOrder::getRiderId, actualRiderId);
+        }
         if (shopOrderId != null) {
             qw.eq(ShopOrder::getOrderId, shopOrderId);
         } else {
             qw.eq(ShopOrder::getOrderNo, shopOrderNo);
         }
         if (shopOrderService.count(qw) <= 0) {
-            log.warn("接单成功但同步商城订单发货状态失败 - tenantId={}, ticketOrderId={}, shopOrderId={}, shopOrderNo={}",
-                tenantId, ticketOrderId, shopOrderId, shopOrderNo);
+            log.warn("接单/指派成功但同步商城订单发货状态/配送员失败 - tenantId={}, ticketOrderId={}, riderId={}, shopOrderId={}, shopOrderNo={}",
+                tenantId, ticketOrderId, actualRiderId, shopOrderId, shopOrderNo);
         }
     }