diff --git a/freqtrade/optimize/hyperopt_loss_interface.py b/freqtrade/optimize/hyperopt_loss_interface.py
index 879a9f0e9..c2607a9a8 100644
--- a/freqtrade/optimize/hyperopt_loss_interface.py
+++ b/freqtrade/optimize/hyperopt_loss_interface.py
@@ -15,6 +15,7 @@ class IHyperOptLoss(ABC):
     Defines the custom loss function (`hyperopt_loss_function()` which is evaluated every epoch.)
     """
     ticker_interval: str
+    timeframe: str
 
     @staticmethod
     @abstractmethod
diff --git a/freqtrade/persistence.py b/freqtrade/persistence.py
index 111ccfe2a..363ce35ad 100644
--- a/freqtrade/persistence.py
+++ b/freqtrade/persistence.py
@@ -288,6 +288,7 @@ class Trade(_DECL_BASE):
             'max_rate': self.max_rate,
             'strategy': self.strategy,
             'ticker_interval': self.ticker_interval,
+            'timeframe': self.ticker_interval,
             'open_order_id': self.open_order_id,
             'exchange': self.exchange,
         }
diff --git a/tests/data/test_dataprovider.py b/tests/data/test_dataprovider.py
index 718060c5e..def3ad535 100644
--- a/tests/data/test_dataprovider.py
+++ b/tests/data/test_dataprovider.py
@@ -104,7 +104,7 @@ def test_refresh(mocker, default_conf, ohlcv_history):
     timeframe = default_conf["timeframe"]
     pairs = [("XRP/BTC", timeframe), ("UNITTEST/BTC", timeframe)]
 
-    pairs_non_trad = [("ETH/USDT", ticker_interval), ("BTC/TUSD", "1h")]
+    pairs_non_trad = [("ETH/USDT", timeframe), ("BTC/TUSD", "1h")]
 
     dp = DataProvider(default_conf, exchange)
     dp.refresh(pairs)
diff --git a/tests/test_configuration.py b/tests/test_configuration.py
index 8e79f4297..1ed97f728 100644
--- a/tests/test_configuration.py
+++ b/tests/test_configuration.py
@@ -87,7 +87,7 @@ def test_load_config_file_error_range(default_conf, mocker, caplog) -> None:
     assert isinstance(x, str)
     assert (x == '{"max_open_trades": 1, "stake_currency": "BTC", '
             '"stake_amount": .001, "fiat_display_currency": "USD", '
-            '"timeframe": "5m", "dry_run": true, ')
+            '"timeframe": "5m", "dry_run": true, "cance')
 
 
 def test__args_to_config(caplog):