diff --git a/ChanLun.py b/ChanLun.py
index a6f6c0b..c9a753d 100644
--- a/ChanLun.py
+++ b/ChanLun.py
@@ -1,3 +1,12 @@
+import warnings
+
+# 抑制 Docker 内 technical.util 的 fillna/ffill/bfill 的 pandas FutureWarning（pandas 2.x 弃用 object 静默 downcast）
+warnings.filterwarnings(
+    "ignore",
+    category=FutureWarning,
+    message=".*Downcasting object dtype arrays on \\.fillna.*",
+)
+
 from datetime import timedelta
 from pandas import DataFrame
 from ChanEnum import Chan_FX_TYPE, Chan_KLINE_DIR, Chan_BI_DIR, Chan_SEG_DIR, Chan_ZS_DIR, Chan_BSP_DIR, Chan_BSP_TYPE, Chan_KLC_FX, Chan_MACD_STATE, Chan_PRICE_TREND, Chan_KLU_PATTERN