diff --git a/freqtrade/templates/freqaiprimer.py b/freqtrade/templates/freqaiprimer.py
index c2c9f21d..f9289a54 100644
--- a/freqtrade/templates/freqaiprimer.py
+++ b/freqtrade/templates/freqaiprimer.py
@@ -900,6 +900,7 @@ class FreqaiPrimer(IStrategy):
                         market_state = str(last_row.get('market_state', 'unknown'))
                         
                         # 输出诊断日志
+                        ml_prob_str = f"{entry_prob:.2f}" if entry_prob is not None else "N/A"
                         self.strategy_log(
                             f"[入场诊断] {pair} | "
                             f"价格: {current_close:.6f} | "
@@ -909,7 +910,7 @@ class FreqaiPrimer(IStrategy):
                             f"RSI: {rsi_1h:.1f} | "
                             f"MACD: {macd_cross} | "
                             f"市场: {market_state} | "
-                            f"ML入场概率: {entry_prob:.2f if entry_prob is not None else 'N/A'}"
+                            f"ML入场概率: {ml_prob_str}"
                         )
                         # ========== 诊断统计结束 ==========