diff --git a/pjcloud-canteen/pjcloud-canteen-biz/src/main/resources/mapper/CanteenCategoryMapper.xml b/pjcloud-canteen/pjcloud-canteen-biz/src/main/resources/mapper/CanteenCategoryMapper.xml
index 5b15ed334..b70cee1d7 100644
--- a/pjcloud-canteen/pjcloud-canteen-biz/src/main/resources/mapper/CanteenCategoryMapper.xml
+++ b/pjcloud-canteen/pjcloud-canteen-biz/src/main/resources/mapper/CanteenCategoryMapper.xml
@@ -18,5 +18,6 @@
         <result property="updateTime" column="update_time"/>
         <result property="tenantId" column="tenant_id"/>
         <result property="categoryType" column="category_type"/>
+        <result property="merchantId" column="merchant_id"/>
   </resultMap>
 </mapper>
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