diff --git a/dk-modules/sample/src/main/resources/mapper/AiCompareMapper.xml b/dk-modules/sample/src/main/resources/mapper/AiCompareMapper.xml
index 3bd86ee..bebdf53 100644
--- a/dk-modules/sample/src/main/resources/mapper/AiCompareMapper.xml
+++ b/dk-modules/sample/src/main/resources/mapper/AiCompareMapper.xml
@@ -10,6 +10,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 
     <select id="listMediaFile" resultType="org.dromara.sample.wayline.model.dto.AiCompareMediaFileDTO">
         SELECT
+            ai.id as compareId,
             mf.file_index,
             mf.file_id,
             mf.file_name,