diff --git a/etl/scis_invoice.py b/etl/scis_invoice.py
index 9873960..aa91ab5 100644
--- a/etl/scis_invoice.py
+++ b/etl/scis_invoice.py
@@ -44,4 +44,8 @@ def main():
 
     print(f"WEEK COMMENCING {WEEK_COMMENCING}")
     print("Excel file 'survey_data.xlsx' created successfully!")
-    print(pformat(data))
\ No newline at end of file
+    print(pformat(data))
+
+
+if __name__ == "__main__":
+    main()
\ No newline at end of file