diff --git a/inspect-main/inspect-main-task/src/main/resources/mapper/task/PatrolResultMapper.xml b/inspect-main/inspect-main-task/src/main/resources/mapper/task/PatrolResultMapper.xml
index b919593..9e4c70b 100644
--- a/inspect-main/inspect-main-task/src/main/resources/mapper/task/PatrolResultMapper.xml
+++ b/inspect-main/inspect-main-task/src/main/resources/mapper/task/PatrolResultMapper.xml
@@ -1020,7 +1020,7 @@
                  bdb.device_name component_name,
                  bdb.device_id component_id ,
                  ra.res_value value ,
-                 pr.unit unit,
+                 bp.purpose unit,
                  bas.alg_subtype_id  recognition_type,
                  pr.time,
                  pr.file_type,
diff --git a/inspect-metadata/src/main/resources/mapper/patrolpointmnt/BasedataPatrolPointMapper.xml b/inspect-metadata/src/main/resources/mapper/patrolpointmnt/BasedataPatrolPointMapper.xml
index 18bc87d..cc17671 100644
--- a/inspect-metadata/src/main/resources/mapper/patrolpointmnt/BasedataPatrolPointMapper.xml
+++ b/inspect-metadata/src/main/resources/mapper/patrolpointmnt/BasedataPatrolPointMapper.xml
@@ -384,7 +384,7 @@
                  bdb.device_name component_name,
                  bdb.device_id component_id ,
                  ra.res_value value ,
-                 latest_pr.unit unit,
+                 bp.purpose unit,
                  bas.alg_subtype_id  recognition_type,
                  latest_pr.time,
                  latest_pr.file_type,