diff --git a/blade-service/logpm-old-project/src/main/java/com/logpm/oldproject/mapper/AdvanceMapper.xml b/blade-service/logpm-old-project/src/main/java/com/logpm/oldproject/mapper/AdvanceMapper.xml
index 352c56a09..504620074 100644
--- a/blade-service/logpm-old-project/src/main/java/com/logpm/oldproject/mapper/AdvanceMapper.xml
+++ b/blade-service/logpm-old-project/src/main/java/com/logpm/oldproject/mapper/AdvanceMapper.xml
@@ -20,6 +20,7 @@
             delete_administrators_id = 0
             and orderSelfNum = #{orderSelfNum}
         </where>
+        limit 1
     </select>
 
     <insert id="addAll" useGeneratedKeys="true" keyProperty="id">