diff --git a/src/ofxstatement/ofx.py b/src/ofxstatement/ofx.py
index bfdd4d6..862cebe 100644
--- a/src/ofxstatement/ofx.py
+++ b/src/ofxstatement/ofx.py
@@ -150,7 +150,6 @@ def buildInvestTransactionList(self) -> None:
         tb = self.tb
         tb.start("SECLISTMSGSRSV1", {})
         tb.start("SECLIST", {})
-        
 
         # get unqiue tickers
         for security_id in dict.fromkeys(