diff --git a/freqtrade/freqai/freqai_interface.py b/freqtrade/freqai/freqai_interface.py
index 02aac2b58..38fca7de0 100644
--- a/freqtrade/freqai/freqai_interface.py
+++ b/freqtrade/freqai/freqai_interface.py
@@ -198,7 +198,7 @@ class IFreqaiModel(ABC):
                 self.model = self.train(dataframe_train, metadata['pair'], dh)
                 self.data_drawer.pair_dict[metadata['pair']][
                                         'trained_timestamp'] = trained_timestamp.stopts
-                dh.set_new_model_names(metadata, trained_timestamp)
+                dh.set_new_model_names(metadata['pair'], trained_timestamp)
                 dh.save_data(self.model, metadata['pair'])
             else:
                 self.model = dh.load_data(metadata['pair'])
diff --git a/freqtrade/templates/FreqaiExampleStrategy.py b/freqtrade/templates/FreqaiExampleStrategy.py
index 50e729d75..5893bf9ac 100644
--- a/freqtrade/templates/FreqaiExampleStrategy.py
+++ b/freqtrade/templates/FreqaiExampleStrategy.py
@@ -100,7 +100,7 @@ class FreqaiExampleStrategy(IStrategy):
                 informative[f"{coin}20sma-period_{t}"] = ta.SMA(informative, timeperiod=t)
                 informative[f"{coin}21ema-period_{t}"] = ta.EMA(informative, timeperiod=t)
                 informative[f"%-{coin}close_over_20sma-period_{t}"] = (
-                    informative["close"] / informative[coin + "20sma-period_{t}"]
+                    informative["close"] / informative[f"{coin}20sma-period_{t}"]
                 )
 
                 informative[f"%-{coin}mfi-period_{t}"] = ta.MFI(informative, timeperiod=t)