diff --git a/sgzb-modules/sgzb-base/src/main/resources/mapper/app/TmTaskMapper.xml b/sgzb-modules/sgzb-base/src/main/resources/mapper/app/TmTaskMapper.xml
index ef2bdc2a..e891d3f9 100644
--- a/sgzb-modules/sgzb-base/src/main/resources/mapper/app/TmTaskMapper.xml
+++ b/sgzb-modules/sgzb-base/src/main/resources/mapper/app/TmTaskMapper.xml
@@ -524,6 +524,8 @@
         LEFT JOIN ma_machine mm ON lad.type_id = mm.type_id
     WHERE
         lad.parennt_id = #{record.id} AND lad.company_id = #{record.companyId}
+    GROUP BY
+      lad.id
   </select>
 
     <select id="selectNumByMonth" resultType="java.lang.Integer">