diff --git a/bd-business/bd-business-system/src/main/resources/mapper/system/board/BoardMapper.xml b/bd-business/bd-business-system/src/main/resources/mapper/system/board/BoardMapper.xml
index 65c364fc..d2ffc622 100644
--- a/bd-business/bd-business-system/src/main/resources/mapper/system/board/BoardMapper.xml
+++ b/bd-business/bd-business-system/src/main/resources/mapper/system/board/BoardMapper.xml
@@ -42,7 +42,7 @@
                bg.grade_value,
                nvl(a.member_total, 0) member_total,
                0 sort
-        from (select cm.CU, count(1) member_total
+        from (select cm.PK_REGISTER_GRADE, count(1) member_total
               from cu_member cm
               where cm.del_flag = 0
                 and cm.pay_status = 1