diff --git a/cdl_downloader/__main__.py b/cdl_downloader/__main__.py
index 97208f7..04571b2 100644
--- a/cdl_downloader/__main__.py
+++ b/cdl_downloader/__main__.py
@@ -100,4 +100,4 @@ print(json.dumps({
     "formattedDate": datetime.datetime.strptime(date, "%d-%m-%Y").strftime("%Y.%m.%d"),
     "resultTableHTML": result_table_html,
 }))
-sys.exit()
\ No newline at end of file
+os.exit(os.EX_OK)
\ No newline at end of file