diff --git a/main.py b/main.py
index 76b16c9..9e3c980 100644
--- a/main.py
+++ b/main.py
@@ -310,7 +310,7 @@ def main():
     if args.version:
         print(f'Connection tester: v{version}')
     else:
-        args_dic = {"files_to_send": args.file, "host_list": args.hosts_lists,
+        args_dic = {"files_to_send": args.file, "host_lists": args.hosts_lists,
                     "credentials_files": args.credentials_file}
         conf = CONFIG(**args_dic)
         manager = MANAGER(config=conf)