diff --git a/src/main/resources/mapper/ArticleMapper.xml b/src/main/resources/mapper/ArticleMapper.xml
index 2c61074..1aaa83d 100644
--- a/src/main/resources/mapper/ArticleMapper.xml
+++ b/src/main/resources/mapper/ArticleMapper.xml
@@ -51,10 +51,10 @@
 
     <select id="getFirstCategory" resultType="com.jingcheng.cms.model.Category">
         select c.`id`,c.`name`,c.`level`,c.`type_name`,c.`sort_num`
-        from article ar
+        from article_category ac
         left join category c
-        on c.id = ar.`first_category`
-        where c.level = 1 and ar.state = 1
+        on c.id = ac.`category_id`
+        where c.level = 1 and ac.state = 1
         group by c.name
         order by c.sort_num ASC
     </select>