diff --git a/app/admin/controller/v1/BannerItem.php b/app/admin/controller/v1/BannerItem.php
index 7844309e..7c4c3625 100644
--- a/app/admin/controller/v1/BannerItem.php
+++ b/app/admin/controller/v1/BannerItem.php
@@ -187,10 +187,7 @@ class BannerItem
 
             // 更新关联的产品分类
             if (!empty($put['rel_prod_cate_id'])) {
-                $ok = SysBannerProdCateMappingModel::where('banner_item_id', '=', $id)->delete();
-                if (!$ok) {
-                    throw new InvalidOperateException('更新横幅与产品分类关联失败');
-                }
+                SysBannerProdCateMappingModel::where('banner_item_id', '=', $id)->delete();
                 $mapping = SysBannerProdCateMappingModel::create([
                     'banner_item_id'      => $id,
                     'product_category_id' => $put['rel_prod_cate_id']