diff --git a/tests/strategy/strats/strategy_test_v3_custom_entry_price.py b/tests/strategy/strats/strategy_test_v3_custom_entry_price.py
index 04e044977..607ff6e1e 100644
--- a/tests/strategy/strats/strategy_test_v3_custom_entry_price.py
+++ b/tests/strategy/strats/strategy_test_v3_custom_entry_price.py
@@ -33,7 +33,7 @@ class StrategyTestV3CustomEntryPrice(StrategyTestV3):
     def populate_exit_trend(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
         return dataframe
 
-    def custom_entry_price(self, pair: str, trade: Trade, current_time: datetime,
+    def custom_entry_price(self, pair: str, trade: Optional[Trade], current_time: datetime,
                            proposed_rate: float,
                            entry_tag: Optional[str], side: str, **kwargs) -> float: