diff --git a/freqtrade/persistence/models.py b/freqtrade/persistence/models.py
index fbf150ec5..50ff5db3d 100644
--- a/freqtrade/persistence/models.py
+++ b/freqtrade/persistence/models.py
@@ -302,7 +302,7 @@ class LocalTrade():
     amount: float = 0.0
     amount_requested: Optional[float] = None
     open_date: datetime
-    buy_filled_date: datetime
+    buy_filled_date: Optional[datetime] = None
     close_date: Optional[datetime] = None
     open_order_id: Optional[str] = None
     # absolute value of the stop loss