diff --git a/freqtrade/strategy/strategy_wrapper.py b/freqtrade/strategy/strategy_wrapper.py
index 53c99423f..78119ab65 100644
--- a/freqtrade/strategy/strategy_wrapper.py
+++ b/freqtrade/strategy/strategy_wrapper.py
@@ -5,6 +5,7 @@ from typing import Any, Callable, TypeVar, cast
 from freqtrade.exceptions import StrategyError
 from freqtrade.persistence import Trade
 
+
 logger = logging.getLogger(__name__)