diff --git a/stubs/flake8-plugin-utils/@tests/stubtest_allowlist.txt b/stubs/flake8-plugin-utils/@tests/stubtest_allowlist.txt
deleted file mode 100644
index c458a5410..000000000
--- a/stubs/flake8-plugin-utils/@tests/stubtest_allowlist.txt
+++ /dev/null
@@ -1,6 +0,0 @@
-flake8_plugin_utils
-flake8_plugin_utils.plugin
-flake8_plugin_utils.utils
-flake8_plugin_utils.utils.assertions
-flake8_plugin_utils.utils.constants
-flake8_plugin_utils.utils.equiv_nodes
diff --git a/stubs/flake8-plugin-utils/METADATA.toml b/stubs/flake8-plugin-utils/METADATA.toml
deleted file mode 100644
index 4874bcd4d..000000000
--- a/stubs/flake8-plugin-utils/METADATA.toml
+++ /dev/null
@@ -1,7 +0,0 @@
-version = "1.3.*"
-upstream_repository = "https://github.com/afonasev/flake8-plugin-utils"
-partial_stub = true
-obsolete_since = "1.3.3" # Released on 2023-06-26
-
-[tool.stubtest]
-ignore_missing_stub = true
diff --git a/stubs/flake8-plugin-utils/flake8_plugin_utils/__init__.pyi b/stubs/flake8-plugin-utils/flake8_plugin_utils/__init__.pyi
deleted file mode 100644
index 0c3f4bced..000000000
--- a/stubs/flake8-plugin-utils/flake8_plugin_utils/__init__.pyi
+++ /dev/null
@@ -1,9 +0,0 @@
-from .plugin import Error as Error, Plugin as Plugin, Visitor as Visitor
-from .utils import (
-    assert_error as assert_error,
-    assert_not_error as assert_not_error,
-    check_equivalent_nodes as check_equivalent_nodes,
-    is_false as is_false,
-    is_none as is_none,
-    is_true as is_true,
-)
diff --git a/stubs/flake8-plugin-utils/flake8_plugin_utils/plugin.pyi b/stubs/flake8-plugin-utils/flake8_plugin_utils/plugin.pyi
deleted file mode 100644
index b2f4267cb..000000000
--- a/stubs/flake8-plugin-utils/flake8_plugin_utils/plugin.pyi
+++ /dev/null
@@ -1,41 +0,0 @@
-import argparse
-import ast
-from collections.abc import Iterable, Iterator
-from typing import Any, Generic, TypeVar, overload
-from typing_extensions import TypeAlias
-
-FLAKE8_ERROR: TypeAlias = tuple[int, int, str, type[Any]]
-TConfig = TypeVar("TConfig")  # noqa: Y001  # Name of the TypeVar matches the name at runtime
-
-class Error:
-    code: str
-    message: str
-    lineno: int
-    col_offset: int
-    def __init__(self, lineno: int, col_offset: int, **kwargs: Any) -> None: ...
-    @classmethod
-    def formatted_message(cls, **kwargs: Any) -> str: ...
-
-class Visitor(ast.NodeVisitor, Generic[TConfig]):
-    errors: list[Error]
-    @overload
-    def __init__(self, config: None = None) -> None: ...
-    @overload
-    def __init__(self, config: TConfig) -> None: ...
-    @property
-    def config(self) -> TConfig: ...
-    def error_from_node(self, error: type[Error], node: ast.AST, **kwargs: Any) -> None: ...
-
-class Plugin(Generic[TConfig]):
-    name: str
-    version: str
-    visitors: list[type[Visitor[TConfig]]]
-    config: TConfig
-    def __init__(self, tree: ast.AST) -> None: ...
-    def run(self) -> Iterable[FLAKE8_ERROR]: ...
-    @classmethod
-    def parse_options(cls, option_manager: Any, options: argparse.Namespace, args: list[str]) -> None: ...
-    @classmethod
-    def parse_options_to_config(cls, option_manager: Any, options: argparse.Namespace, args: list[str]) -> TConfig | None: ...
-    @classmethod
-    def test_config(cls, config: TConfig) -> Iterator[None]: ...
diff --git a/stubs/flake8-plugin-utils/flake8_plugin_utils/utils/__init__.pyi b/stubs/flake8-plugin-utils/flake8_plugin_utils/utils/__init__.pyi
deleted file mode 100644
index 095dbe4c7..000000000
--- a/stubs/flake8-plugin-utils/flake8_plugin_utils/utils/__init__.pyi
+++ /dev/null
@@ -1,3 +0,0 @@
-from .assertions import assert_error as assert_error, assert_not_error as assert_not_error
-from .constants import is_false as is_false, is_none as is_none, is_true as is_true
-from .equiv_nodes import check_equivalent_nodes as check_equivalent_nodes
diff --git a/stubs/flake8-plugin-utils/flake8_plugin_utils/utils/assertions.pyi b/stubs/flake8-plugin-utils/flake8_plugin_utils/utils/assertions.pyi
deleted file mode 100644
index 2071ea301..000000000
--- a/stubs/flake8-plugin-utils/flake8_plugin_utils/utils/assertions.pyi
+++ /dev/null
@@ -1,8 +0,0 @@
-from typing import Any
-
-from ..plugin import Error as Error, TConfig as TConfig, Visitor as Visitor
-
-def assert_error(
-    visitor_cls: type[Visitor[TConfig]], src: str, expected: type[Error], config: TConfig | None = None, **kwargs: Any
-) -> None: ...
-def assert_not_error(visitor_cls: type[Visitor[TConfig]], src: str, config: TConfig | None = None) -> None: ...
diff --git a/stubs/flake8-plugin-utils/flake8_plugin_utils/utils/constants.pyi b/stubs/flake8-plugin-utils/flake8_plugin_utils/utils/constants.pyi
deleted file mode 100644
index 8503693c6..000000000
--- a/stubs/flake8-plugin-utils/flake8_plugin_utils/utils/constants.pyi
+++ /dev/null
@@ -1,5 +0,0 @@
-import ast
-
-def is_none(node: ast.AST) -> bool: ...
-def is_false(node: ast.AST) -> bool: ...
-def is_true(node: ast.AST) -> bool: ...
diff --git a/stubs/flake8-plugin-utils/flake8_plugin_utils/utils/equiv_nodes.pyi b/stubs/flake8-plugin-utils/flake8_plugin_utils/utils/equiv_nodes.pyi
deleted file mode 100644
index 641945b10..000000000
--- a/stubs/flake8-plugin-utils/flake8_plugin_utils/utils/equiv_nodes.pyi
+++ /dev/null
@@ -1,3 +0,0 @@
-import ast
-
-def check_equivalent_nodes(node1: ast.AST, node2: ast.AST) -> bool: ...