diff --git a/src/main/java/com/project/interaction/domain/dto/AiExtractRequestDTO.java b/src/main/java/com/project/interaction/domain/dto/AiExtractRequestDTO.java
index 42fed66..698596d 100644
--- a/src/main/java/com/project/interaction/domain/dto/AiExtractRequestDTO.java
+++ b/src/main/java/com/project/interaction/domain/dto/AiExtractRequestDTO.java
@@ -39,7 +39,7 @@ public class AiExtractRequestDTO {
         private String chapter;
 
         /** 解析来源文件名（对应 JSON 的 chunk_size 字段） */
-        @JsonProperty("chunk_size")
+        @JsonProperty("parse_name")
         private String parseName;
 
         /** 内容类型 */