diff --git a/zc-business/src/main/resources/mapper/business/DcPublishManageMapper.xml b/zc-business/src/main/resources/mapper/business/DcPublishManageMapper.xml
index bf5b1ae6..8daeb9a2 100644
--- a/zc-business/src/main/resources/mapper/business/DcPublishManageMapper.xml
+++ b/zc-business/src/main/resources/mapper/business/DcPublishManageMapper.xml
@@ -348,7 +348,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
                      left join dc_event on dc_publish_manage.event_id=dc_event.id
             WHERE YEAR(publish_time) = YEAR(CURDATE())
               AND MONTH(publish_time) = MONTH(#{publishTime})
-            GROUP BY HOUR(publish_time), publish_channels
+            GROUP BY publish_channels
         ) AS m ON h.eventType = m.eventType AND pc.publish_channels = m.publish_channels
         ORDER BY h.eventType, pc.publish_channels;
     </select>