diff --git a/kb_workflow/metadata/zhihu_metadata.py b/kb_workflow/metadata/zhihu_metadata.py
index 7a13f91..5436266 100644
--- a/kb_workflow/metadata/zhihu_metadata.py
+++ b/kb_workflow/metadata/zhihu_metadata.py
@@ -15,12 +15,7 @@ import sys
 import os
 from typing import Dict, Optional, Any
 
-# 添加当前目录到 Python 路径
-current_dir = os.path.dirname(os.path.abspath(__file__))
-if current_dir not in sys.path:
-    sys.path.insert(0, current_dir)
-
-from zhihu_extractor import ZhihuPlaywrightExtractor
+from .zhihu_extractor import ZhihuPlaywrightExtractor
 
 
 def extract_zvideo(video_id: str, headless: bool = True, cookie: str = None) -> Dict[str, Any]: