diff --git a/leapp/utils/clicmd.py b/leapp/utils/clicmd.py
index 78669c718..b38e40ea5 100644
--- a/leapp/utils/clicmd.py
+++ b/leapp/utils/clicmd.py
@@ -87,7 +87,8 @@ def execute(self, version):
         parser.add_argument('--version', action='version', version=version)
         parser.set_defaults(func=None)
         if self._sub_commands:
-            s = parser.add_subparsers(title='Main commands', metavar='')
+            s = parser.add_subparsers(title='Required arguments', metavar='command')
+            s.required = True
         else:
             s = parser
         self.apply_parser(s, parser=parser)