diff --git a/stdlib/array.pyi b/stdlib/array.pyi
index 982767fdf..b533f9240 100644
--- a/stdlib/array.pyi
+++ b/stdlib/array.pyi
@@ -6,6 +6,9 @@ from collections.abc import Iterable
 from typing import Any, Generic, MutableSequence, TypeVar, overload  # noqa: Y022
 from typing_extensions import Literal, Self, SupportsIndex, TypeAlias
 
+if sys.version_info >= (3, 12):
+    from types import GenericAlias
+
 _IntTypeCode: TypeAlias = Literal["b", "B", "h", "H", "i", "I", "l", "L", "q", "Q"]
 _FloatTypeCode: TypeAlias = Literal["f", "d"]
 _UnicodeTypeCode: TypeAlias = Literal["u"]
@@ -83,5 +86,7 @@ class array(MutableSequence[_T], Generic[_T]):
     def __deepcopy__(self, __unused: Any) -> array[_T]: ...
     def __buffer__(self, __flags: int) -> memoryview: ...
     def __release_buffer__(self, __buffer: memoryview) -> None: ...
+    if sys.version_info >= (3, 12):
+        def __class_getitem__(cls, item: Any) -> GenericAlias: ...
 
 ArrayType = array
diff --git a/tests/stubtest_allowlists/py312.txt b/tests/stubtest_allowlists/py312.txt
index b7d462962..9d3063e69 100644
--- a/tests/stubtest_allowlists/py312.txt
+++ b/tests/stubtest_allowlists/py312.txt
@@ -1,6 +1,5 @@
 # Uncategorised, from Python 3.12
 argparse.BooleanOptionalAction.__init__
-array.array.__class_getitem__
 asyncio.BaseEventLoop.create_connection
 asyncio.BaseEventLoop.shutdown_default_executor
 asyncio.Handle.get_context