diff --git a/kb_workflow/metadata/zhihu_extractor.py b/kb_workflow/metadata/zhihu_extractor.py
index 0d6f0fc..55a1740 100644
--- a/kb_workflow/metadata/zhihu_extractor.py
+++ b/kb_workflow/metadata/zhihu_extractor.py
@@ -4,20 +4,11 @@
 """
 
 import re
-import sys
 import os
 from typing import Dict, Optional, Any
 from urllib.parse import urlparse
 
-# 添加当前目录到 Python 路径以支持绝对导入
-current_dir = os.path.dirname(os.path.abspath(__file__))
-if current_dir not in sys.path:
-    sys.path.insert(0, current_dir)
-
-try:
-    from .markdown_converter import MarkdownConverter
-except ImportError:
-    from markdown_converter import MarkdownConverter
+from .markdown_converter import MarkdownConverter
 
 
 class PlaywrightBrowser: