diff --git a/freqtrade/persistence/models.py b/freqtrade/persistence/models.py
index 3f918670a..31f40f713 100644
--- a/freqtrade/persistence/models.py
+++ b/freqtrade/persistence/models.py
@@ -379,15 +379,15 @@ class Trade(_DECL_BASE):
             self.open_rate = Decimal(safe_value_fallback(order, 'average', 'price'))
             self.amount = Decimal(safe_value_fallback(order, 'filled', 'amount'))
             self.recalc_open_trade_price()
-            logger.info('%s_BUY has been fulfilled for %s.', order_type.upper(), self)
+            logger.info(f'{order_type.upper()}_BUY has been fulfilled for {self}.')
             self.open_order_id = None
         elif order_type in ('market', 'limit') and order['side'] == 'sell':
             self.close(safe_value_fallback(order, 'average', 'price'))
-            logger.info('%s_SELL has been fulfilled for %s.', order_type.upper(), self)
+            logger.info(f'{order_type.upper()}_SELL has been fulfilled for {self}.')
         elif order_type in ('stop_loss_limit', 'stop-loss', 'stop'):
             self.stoploss_order_id = None
             self.close_rate_requested = self.stop_loss
-            logger.info('%s is hit for %s.', order_type.upper(), self)
+            logger.info(f'{order_type.upper()} is hit for {self}.')
             self.close(order['average'])
         else:
             raise ValueError(f'Unknown order type: {order_type}')
diff --git a/tests/test_freqtradebot.py b/tests/test_freqtradebot.py
index 93b71f176..aefaebad5 100644
--- a/tests/test_freqtradebot.py
+++ b/tests/test_freqtradebot.py
@@ -1215,7 +1215,7 @@ def test_handle_stoploss_on_exchange(mocker, default_conf, fee, caplog,
     })
     mocker.patch('freqtrade.exchange.Exchange.fetch_stoploss_order', stoploss_order_hit)
     assert freqtrade.handle_stoploss_on_exchange(trade) is True
-    assert log_has('STOP_LOSS_LIMIT is hit for {}.'.format(trade), caplog)
+    assert log_has_re(r'STOP_LOSS_LIMIT is hit for Trade\(id=1, .*\)\.', caplog)
     assert trade.stoploss_order_id is None
     assert trade.is_open is False