diff --git a/main.py b/main.py
index 6e3e8e1..295e8d3 100644
--- a/main.py
+++ b/main.py
@@ -105,9 +105,10 @@ def main():
 
 def reduce_columns(df, filename):
     if '15MIN' in filename:
-        return df.drop(columns=['Month', 'Year', 'date']+weak_column_names)
+        return df.drop(columns=['Month', 'Year', 'date', 'DayOfWeek']+weak_column_names, errors='ignore')
     else:
-        return df.drop(columns=['Month', 'Year', 'date'])
+        return df.drop(columns=['Month', 'Year', 'date', 'DayOfWeek'], errors='ignore')
+    
 
 def main_two():
     results = pd.DataFrame()