diff --git a/src/storage/backup/ob_backup_task.cpp b/src/storage/backup/ob_backup_task.cpp
index 670769c622..93fd23fb99 100644
--- a/src/storage/backup/ob_backup_task.cpp
+++ b/src/storage/backup/ob_backup_task.cpp
@@ -3871,17 +3871,6 @@ int ObLSBackupPrepareTask::may_need_advance_checkpoint_()
         LOG_WARN("failed to get ls meta", K(ret), K(tenant_id), K(ls_id));
       } else if (OB_FAIL(cur_ls_meta.check_valid_for_backup())) {
         LOG_WARN("failed to check valid for backup", K(ret), K(cur_ls_meta));
-      } else if (backup_data_type_.is_major_backup()) {
-        if (backup_clog_checkpoint_scn > cur_ls_meta.get_clog_checkpoint_scn()) {
-          ret = OB_REPLICA_CANNOT_BACKUP;
-          LOG_WARN("clog checkpoint scn too small, can not use this replica", K(ret), K(tenant_id), K(ls_id));
-          SERVER_EVENT_ADD("backup", "clog_checkpoint_scn_too_small",
-                           "tenant_id", tenant_id,
-                           "ls_id", ls_id.id(),
-                           "backup_set_id", param_.backup_set_desc_.backup_set_id_,
-                           "backup_clog_checkpoint_scn", backup_clog_checkpoint_scn,
-                           "cur_clog_checkpoint_scn", cur_ls_meta.get_clog_checkpoint_scn());
-        }
       } else if (backup_clog_checkpoint_scn <= cur_ls_meta.get_clog_checkpoint_scn()) {
         LOG_INFO("no need advance checkpoint", K_(param));
       } else if (OB_FAIL(advance_checkpoint_by_flush(tenant_id, ls_id, backup_clog_checkpoint_scn, ls))) {