diff --git a/freqtrade/optimize/hyperopt.py b/freqtrade/optimize/hyperopt.py
index a839d2111..bf32997c1 100644
--- a/freqtrade/optimize/hyperopt.py
+++ b/freqtrade/optimize/hyperopt.py
@@ -650,6 +650,7 @@ class Hyperopt:
         data, timerange = self.backtesting.load_bt_data()
 
         preprocessed = self.backtesting.strategy.ohlcvdata_to_dataframe(data)
+
         # Trim startup period from analyzed dataframe
         for pair, df in preprocessed.items():
             preprocessed[pair] = trim_dataframe(df, timerange)