diff --git a/apps/api/app/api/routes/duplication.py b/apps/api/app/api/routes/duplication.py
index 1c5170f12..d0de2b0c6 100644
--- a/apps/api/app/api/routes/duplication.py
+++ b/apps/api/app/api/routes/duplication.py
@@ -206,7 +206,6 @@ def get_duplication_detail(
     """获取查重记录详情（含重复片段）。"""
     use_case = GetDuplicationDetailUseCase(duplication_repository)
     record = use_case.execute(record_id)
-    return Response(status_code=204)
     if record is None:
         raise HTTPException(
             status_code=status.HTTP_404_NOT_FOUND,
@@ -259,7 +258,6 @@ def retry_duplication(
 
     use_case = RetryDuplicationUseCase(duplication_repository)
     updated = use_case.execute(record_id)
-    return Response(status_code=204)
     if updated is None:
         raise HTTPException(
             status_code=status.HTTP_404_NOT_FOUND,