diff --git a/src/main/java/com/labelsys/backend/dto/response/AnnotationResultCompareResponse.java b/src/main/java/com/labelsys/backend/dto/response/AnnotationResultCompareResponse.java
index 9e8b100..553727d 100644
--- a/src/main/java/com/labelsys/backend/dto/response/AnnotationResultCompareResponse.java
+++ b/src/main/java/com/labelsys/backend/dto/response/AnnotationResultCompareResponse.java
@@ -11,8 +11,7 @@ public record AnnotationResultCompareResponse(
         @Schema(description = "资源ID", example = "191000000000000101") Long resourceId,
 
         @Schema(description = "问答对列表") List<QaRecord> qaRecords,
-        @Schema(description = "差异列表") List<DiffRecord> diffRecords,
-        @Schema(description = "资源预览路径", example = "preview/191000000000000101/index.html") String sourcePreviewPath
+        @Schema(description = "差异列表") List<DiffRecord> diffRecords
 ) {
 
     @Schema(description = "问答记录")
diff --git a/src/main/java/com/labelsys/backend/service/AnnotationResultService.java b/src/main/java/com/labelsys/backend/service/AnnotationResultService.java
index 66690e4..522aaca 100644
--- a/src/main/java/com/labelsys/backend/service/AnnotationResultService.java
+++ b/src/main/java/com/labelsys/backend/service/AnnotationResultService.java
@@ -238,8 +238,7 @@ public class AnnotationResultService {
                     result.getTaskId(),
                     result.getResourceId(),
                     qaRecords,
-                    diffRecords,
-                    resource == null ? null : resource.getFilePath()
+                    diffRecords
             );
         } catch (BusinessException e) {
             throw e;
@@ -523,4 +522,4 @@ public class AnnotationResultService {
         private record Metadata(String createdAt) {
         }
     }
-}
+}
\ No newline at end of file