Update src/makefun/main.py

Author: lucaswiman

src/makefun/main.py

@@ -965,7 +965,7 @@ def _get_args_for_wrapping(wrapped, new_sig, remove_args, prepend_args, append_a
     # attributes: start from the wrapped dict, add '__wrapped__' if needed, and override with all attrs.
     all_attrs = copy(getattr_partial_aware(wrapped, '__dict__'))
     # PEP362: always set `__wrapped__`, and if signature was changed, set `__signature__` too
-    all_attrs.setdefault("__wrapped__", wrapped)
+    all_attrs["__wrapped__"] = wrapped
     if has_new_sig:
         all_attrs["__signature__"] = func_sig
     all_attrs.update(attrs)