diff --git a/mypy/typeshed/stdlib/logging/__init__.pyi b/mypy/typeshed/stdlib/logging/__init__.pyi
index 6ebd305aacb8..5b6d96e375f2 100644
--- a/mypy/typeshed/stdlib/logging/__init__.pyi
+++ b/mypy/typeshed/stdlib/logging/__init__.pyi
@@ -420,11 +420,11 @@ class LoggerAdapter(Generic[_L]):
     logger: _L
     manager: Manager  # undocumented
     if sys.version_info >= (3, 10):
-        extra: Mapping[str, object] | None
-        def __init__(self, logger: _L, extra: Mapping[str, object] | None = None) -> None: ...
+        extra: dict[str, object] | None
+        def __init__(self, logger: _L, extra: dict[str, object] | None = None) -> None: ...
     else:
-        extra: Mapping[str, object]
-        def __init__(self, logger: _L, extra: Mapping[str, object]) -> None: ...
+        extra: dict[str, object]
+        def __init__(self, logger: _L, extra: dict[str, object]) -> None: ...
 
     def process(self, msg: Any, kwargs: MutableMapping[str, Any]) -> tuple[Any, MutableMapping[str, Any]]: ...
     if sys.version_info >= (3, 8):