diff --git a/src/main/resources/mapper/sampleManagement/TechnicalSpecificationMapper.xml b/src/main/resources/mapper/sampleManagement/TechnicalSpecificationMapper.xml
index daffd453..e94a88e8 100644
--- a/src/main/resources/mapper/sampleManagement/TechnicalSpecificationMapper.xml
+++ b/src/main/resources/mapper/sampleManagement/TechnicalSpecificationMapper.xml
@@ -1641,6 +1641,6 @@ step_id,reject_flag,reject_step_id,mpOperator,pod
         FROM plm_change_request a
                  LEFT JOIN sys_user as b on a.site = b.site and a.applicant_id = b.username
                  left join plm_change_request_detail pcrd on a.site = pcrd.site and a.change_no = pcrd.change_no
-        where a.site = #{site} and  pcrd.code_no IN (SELECT code_no  FROM plm_technical_specification_sheet  WHERE site = #{site}  AND ori_code_no = #{codeNo})
+        where a.site = #{site} and a.show_in_query_flag = 'Y' and  pcrd.code_no IN (SELECT code_no  FROM plm_technical_specification_sheet  WHERE site = #{site}  AND ori_code_no = #{codeNo})
     </select>
 </mapper>
\ No newline at end of file