diff --git a/IL Formatter.py b/IL Formatter.py
index 2b65faf..a7f470c 100644
--- a/IL Formatter.py	
+++ b/IL Formatter.py	
@@ -312,8 +312,8 @@ class MainWindow(QtWidgets.QMainWindow, Ui_MainWindow):
             #FIXME return None
 
         bad_cols: list[str] = config['COLS']
-        successful_new: dict[str:DataFrame] = []
-        for id, report_file in [self.custFile, self.finFile]:
+        successful_new: dict[str:DataFrame] = {}
+        for id, report_file in enumerate([self.custFile, self.finFile]):
             try:
                 with open(report_file) as file:
                     report = file.read()