diff --git a/deploy/profile-scripts/divergence_detector.py b/deploy/profile-scripts/divergence_detector.py
index 6408531b..30ca6c81 100644
--- a/deploy/profile-scripts/divergence_detector.py
+++ b/deploy/profile-scripts/divergence_detector.py
@@ -210,7 +210,8 @@ def detect_divergences(indices, history):
     if hsi and hscei:
         hsi_chg = hsi["change_pct"]
         hscei_chg = hscei["change_pct"]
-        if hsi_chg < 0 and hscei_chg < hsi_chg:
+        if hsi_chg < 0 and hscei_chg < hsi_chg and abs(hscei_chg - hsi_chg) >= 0.5:
+                # 2026-08-25 最小差幅阈值(t_4ae5b9f7: 0.02pct差异误报)
             # 国企跌得比恒指多 → 外资恐慌性卖出H股
             signals.append({
                 "type": "hk_panic_selling",