diff --git a/doc/Makefile b/doc/Makefile
@@ -3,7 +3,7 @@

# You can set these variables from the command line.
BUILDDIR      = build
-SPHINXOPTS    = -W
SPHINXBUILD   = sphinx-build
PAPER         =


diff --git a/git/config.py b/git/config.py
@@ -87,15 +87,15 @@ def __new__(cls, name: str, bases: Tuple, clsdict: Dict[str, Any]) -> "MetaParse
            mutating_methods = clsdict[kmm]
            for base in bases:
                methods = (t for t in inspect.getmembers(base, inspect.isroutine) if not t[0].startswith("_"))
-                for name, method in methods:
-                    if name in clsdict:
                        continue
                    method_with_values = needs_values(method)
-                    if name in mutating_methods:
                        method_with_values = set_dirty_and_flush_changes(method_with_values)
                    # END mutating methods handling

-                    clsdict[name] = method_with_values
                # END for each name/method pair
            # END for each base
        # END if mutating methods configuration is set