diff --git a/stdlib/json/__init__.pyi b/stdlib/json/__init__.pyi
index 63e9718ee..dc0cdff92 100644
--- a/stdlib/json/__init__.pyi
+++ b/stdlib/json/__init__.pyi
@@ -1,3 +1,4 @@
+import sys
 from _typeshed import SupportsRead, SupportsWrite
 from collections.abc import Callable
 from typing import Any
@@ -6,6 +7,8 @@ from .decoder import JSONDecodeError as JSONDecodeError, JSONDecoder as JSONDeco
 from .encoder import JSONEncoder as JSONEncoder
 
 __all__ = ["dump", "dumps", "load", "loads", "JSONDecoder", "JSONDecodeError", "JSONEncoder"]
+if sys.version_info >= (3, 12):
+    __all__ += ["AttrDict"]
 
 def dumps(
     obj: Any,
@@ -59,3 +62,9 @@ def load(
     **kwds: Any,
 ) -> Any: ...
 def detect_encoding(b: bytes | bytearray) -> str: ...  # undocumented
+
+if sys.version_info >= (3, 12):
+    class AttrDict(dict[str, Any]):
+        def __getattr__(self, name: str) -> Any: ...
+        def __setattr__(self, name: str, value: Any) -> None: ...
+        def __delattr__(self, name: str) -> None: ...