diff --git a/requirements-tests.txt b/requirements-tests.txt
index 8f9b673d725b..54411e492ece 100644
--- a/requirements-tests.txt
+++ b/requirements-tests.txt
@@ -7,7 +7,7 @@ flake8-bugbear==23.5.9; python_version >= "3.8"   # must match .pre-commit-confi
 flake8-noqa==1.3.1; python_version >= "3.8"       # must match .pre-commit-config.yaml
 flake8-pyi==23.5.0; python_version >= "3.8"       # must match .pre-commit-config.yaml
 isort==5.12.0; python_version >= "3.8"            # must match .pre-commit-config.yaml
-mypy==1.3.0
+mypy==1.4.1
 pre-commit-hooks==4.4.0                           # must match .pre-commit-config.yaml
 pycln==2.1.5                                      # must match .pre-commit-config.yaml
 pytype==2023.6.2; platform_system != "Windows" and python_version < "3.11"
diff --git a/stdlib/builtins.pyi b/stdlib/builtins.pyi
index b3871776128a..45a17b33d979 100644
--- a/stdlib/builtins.pyi
+++ b/stdlib/builtins.pyi
@@ -53,7 +53,7 @@ from typing import (  # noqa: Y022
     overload,
     type_check_only,
 )
-from typing_extensions import (  # type: ignore
+from typing_extensions import (
     Concatenate,
     Literal,
     LiteralString,
@@ -465,7 +465,7 @@ class str(Sequence[str]):
     @overload
     def format(self: LiteralString, *args: LiteralString, **kwargs: LiteralString) -> LiteralString: ...
     @overload
-    def format(self, *args: object, **kwargs: object) -> str: ...  # type: ignore
+    def format(self, *args: object, **kwargs: object) -> str: ...
     def format_map(self, map: _FormatMapMapping) -> str: ...
     def index(self, __sub: str, __start: SupportsIndex | None = ..., __end: SupportsIndex | None = ...) -> int: ...
     def isalnum(self) -> bool: ...
@@ -595,7 +595,7 @@ class str(Sequence[str]):
     @overload
     def __mod__(self: LiteralString, __value: LiteralString | tuple[LiteralString, ...]) -> LiteralString: ...
     @overload
-    def __mod__(self, __value: Any) -> str: ...  # type: ignore
+    def __mod__(self, __value: Any) -> str: ...
     @overload
     def __mul__(self: LiteralString, __value: SupportsIndex) -> LiteralString: ...
     @overload
diff --git a/tests/stubtest_allowlists/py3_common.txt b/tests/stubtest_allowlists/py3_common.txt
index d8d282839417..1956427a5a30 100644
--- a/tests/stubtest_allowlists/py3_common.txt
+++ b/tests/stubtest_allowlists/py3_common.txt
@@ -423,10 +423,6 @@ typing\.AsyncIterable
 typing\.AsyncGenerator
 typing\.AbstractSet
 
-# Internal attributes
-.*\.__protocol_attrs__
-.*\.__callable_proto_members_only__
-
 typing_extensions.NewType.__mro_entries__  # just exists for an error message
 
 # https://github.com/python/mypy/issues/15302