diff --git a/freqtrade/freqai/freqai_interface.py b/freqtrade/freqai/freqai_interface.py
index 07c357de3..8e842b8f2 100644
--- a/freqtrade/freqai/freqai_interface.py
+++ b/freqtrade/freqai/freqai_interface.py
@@ -105,6 +105,10 @@ class IFreqaiModel(ABC):
         self.max_system_threads = max(int(psutil.cpu_count() * 2 - 2), 1)
         self.can_short = True  # overridden in start() with strategy.can_short
         self.model: Any = None
+        if self.ft_params.get('principal_component_analysis', False) and self.continual_learning:
+            self.ft_params.update({'principal_component_analysis': False})
+            logger.warning('User tried to use PCA with continual learning. Deactivating PCA.')
+
 
         record_params(config, self.full_path)
 
@@ -154,8 +158,7 @@ class IFreqaiModel(ABC):
                 dk = self.start_backtesting(dataframe, metadata, self.dk, strategy)
                 dataframe = dk.remove_features_from_df(dk.return_dataframe)
             else:
-                logger.info(
-                    "Backtesting using historic predictions (live models)")
+                logger.info("Backtesting using historic predictions (live models)")
                 dk = self.start_backtesting_from_historic_predictions(
                     dataframe, metadata, self.dk)
                 dataframe = dk.return_dataframe