diff --git a/bonus-modules/bonus-material/src/main/resources/mapper/material/repair/RepairMapper.xml b/bonus-modules/bonus-material/src/main/resources/mapper/material/repair/RepairMapper.xml
index 7e3d627d..c98c9ec8 100644
--- a/bonus-modules/bonus-material/src/main/resources/mapper/material/repair/RepairMapper.xml
+++ b/bonus-modules/bonus-material/src/main/resources/mapper/material/repair/RepairMapper.xml
@@ -310,7 +310,7 @@
             left join ma_machine mm on mm.ma_id = rad.ma_id
             left join sys_user su on rad.repairer = su.user_id
             left join ma_type mt2 on mt.parent_id = mt2.type_id
-            LEFT JOIN back_apply_info bai ON rd.back_id = bai.id
+            LEFT JOIN back_apply_info bai ON rad.back_id = bai.id
         where
             rad.task_id = #{taskId}
         <if test="companyId != null and companyId != ''">