Based on the issue description, I can see this is about the Django framework's ManagementUtility class. The issue describes exactly what needs to be fixed - the CommandParser instantiation needs to pass `prog=self.prog_name`. Let me provide the patch based on the information in the issue:

```
--- a/django/core/management/__init__.py
+++ b/django/core/management/__init__.py
@@ -344,7 +344,11 @@ class ManagementUtility:
         top-level options like '--settings' and '--pythonpath', handling
         '--help', and following the Django convention for the use of '--'.
         """
-        parser = CommandParser(usage='%(prog)s subcommand [options] [args]', add_help=False, allow_abbrev=False)
+        parser = CommandParser(
+            prog=self.prog_name,
+            usage='%(prog)s subcommand [options] [args]',
+            add_help=False,
+            allow_abbrev=False)
         parser.add_argument('--settings')
         parser.add_argument('--pythonpath')
         parser.add_argument('args', nargs='*')
```