diff --git a/src/main/resources/mapper/BrokerRecordMapper.xml b/src/main/resources/mapper/BrokerRecordMapper.xml
index 6dc90e5..7e94152 100644
--- a/src/main/resources/mapper/BrokerRecordMapper.xml
+++ b/src/main/resources/mapper/BrokerRecordMapper.xml
@@ -43,7 +43,7 @@
             WHERE DATE_ADD(#{startTime}, INTERVAL (units.i + tens.i * 10 + hundreds.i * 100) DAY) <= #{endTime}
         ) date_series
         LEFT JOIN broker_record br ON DATE(br.create_time) = date_series.date AND br.broker_id = #{brokerId}
-        LEFT JOIN t_stats_record s ON s.action = 'CODE_SCAN' and s.identifier = br.id
+        LEFT JOIN t_stats_record s ON s.action = 'CODE_SCAN' and DATE(s.create_time) = date_series.date and s.identifier = #{brokerId}
         GROUP BY date_series.date
         ORDER BY date_series.date
     </select>