diff --git a/freqtrade/templates/freqaiprimer.py b/freqtrade/templates/freqaiprimer.py
index c5ac4e2f..bc5effd7 100644
--- a/freqtrade/templates/freqaiprimer.py
+++ b/freqtrade/templates/freqaiprimer.py
@@ -354,7 +354,7 @@ class FreqaiPrimer(IStrategy):
         # 将 15m 数据重新索引到主时间框架 (3m)
         df_15m = df_15m.set_index('date').reindex(dataframe['date']).reset_index()
         df_15m = df_15m.rename(columns={'index': 'date'})
-        df_15m = df_15m[['date', 'rsi_15m', 'ema_50_15m', 'ema_200_15m']].fillna(method='ffill')
+        df_15m = df_15m[['date', 'rsi_15m', 'ema_50_15m', 'ema_200_15m']].ffill()
         
         # 合并 15m 数据
         dataframe = dataframe.merge(df_15m, how='left', on='date')