diff --git a/src/main/resources/mapper/sampleManagement/TechnicalSpecificationMapper.xml b/src/main/resources/mapper/sampleManagement/TechnicalSpecificationMapper.xml
index c92c5702..53a7e8e0 100644
--- a/src/main/resources/mapper/sampleManagement/TechnicalSpecificationMapper.xml
+++ b/src/main/resources/mapper/sampleManagement/TechnicalSpecificationMapper.xml
@@ -883,7 +883,7 @@
           and a.routing_type = #{routingType}
           and a.routing_revision = #{routingRevision,jdbcType=INTEGER}
           and a.alternative_no = #{alternativeNo}
-        order by operation_no
+        order by a.operation_no
     </select>
 
     <insert id="saveBMRoute">
@@ -3153,6 +3153,7 @@
         FROM plm_bm_routing as a
         left join WorkCenter_BMType b on a.site = b.site and a.work_center_no = b.workCenterNo
         WHERE a.site = #{site} AND a.code_no = #{codeNo}
+        order by a.operation_no
     </select>
 
     <update id="updateBMBasicInfoEntry">