diff --git a/moulin/main.py b/moulin/main.py
index 9a1edf0..4f7570c 100644
--- a/moulin/main.py
+++ b/moulin/main.py
@@ -100,7 +100,8 @@ def _handle_shared_opts(description: str,
             raise Exception(f"Config file requires version {conf.min_ver}," +
                             f" while you are running moulin {our_ver}")
 
-    prog = f"{sys.argv[0]} {local_conf_file}"
+    _, exec_name = os.path.split(sys.argv[0])
+    prog = f"{exec_name} {local_conf_file}"
     desc = f"Config file description: {conf.desc}"
     config_argparser = argparse.ArgumentParser(description=desc, prog=prog, add_help=False,
                                                formatter_class=argparse.ArgumentDefaultsHelpFormatter)