diff --git a/data_platform/updater.py b/data_platform/updater.py
index 65c239d3..818c9b42 100644
--- a/data_platform/updater.py
+++ b/data_platform/updater.py
@@ -81,13 +81,15 @@ def fetch_incremental(code: str, start_date: str, end_date: str):
 
     # 2. 腾讯K线API
     try:
+        import urllib.request, json
         prefix = 'sh' if code.startswith(('6', '5', '1')) else 'sz'
         tq = f"{prefix}{code}"
         days = (pd.Timestamp(end_date) - pd.Timestamp(start_date)).days + 10
         url = f"https://web.ifzq.gtimg.cn/appstock/app/fqkline/get?param={tq},day,,{days},"
-        import urllib.request, json
+        # 用无代理opener避免akshare代理污染
+        opener = urllib.request.build_opener(urllib.request.ProxyHandler({}))
         req = urllib.request.Request(url, headers={"User-Agent": "Mozilla/5.0"})
-        with urllib.request.urlopen(req, timeout=10) as r:
+        with opener.open(req, timeout=10) as r:
             data = json.loads(r.read())
         klines = data.get("data", {}).get(tq, {}).get("day", [])
         if not klines: