diff --git a/.flake8 b/.flake8
@@ -26,11 +26,13 @@
 #            into the typeshed codebase to unblock flake8-pyi PRs, meaning these comments
 #            have "no matching violations" since the relevant flake8-pyi checks haven't
 #            yet been released.
+#     Y041   Use "complex" instead of "float | complex" (see "The numeric tower" in PEP 484)
+#            TODO this check is somewhat broken, see https://github.com/PyCQA/flake8-pyi/issues/299
 
 [flake8]
 per-file-ignores =
   *.py: E203, E301, E302, E305, E501
-  *.pyi: B, E301, E302, E305, E501, E701, E741, NQA102, F401, F403, F405, F822, Y037
+  *.pyi: B, E301, E302, E305, E501, E701, E741, NQA102, F401, F403, F405, F822, Y037, Y041
   # Since typing.pyi defines "overload" this is not recognized by flake8 as typing.overload.
   # Unfortunately, flake8 does not allow to "noqa" just a specific error inside the file itself.
   # https://github.com/PyCQA/flake8/issues/1079

diff --git a/stdlib/_ast.pyi b/stdlib/_ast.pyi
@@ -329,7 +329,7 @@ class JoinedStr(expr):
 
 if sys.version_info < (3, 8):
     class Num(expr):  # Deprecated in 3.8; use Constant
-        n: complex
+        n: int | float | complex
 
     class Str(expr):  # Deprecated in 3.8; use Constant
         s: str
@@ -349,7 +349,7 @@ class Constant(expr):
     kind: str | None
     # Aliases for value, for backwards compatibility
     s: Any
-    n: complex
+    n: int | float | complex
 
 if sys.version_info >= (3, 8):
     class NamedExpr(expr):

diff --git a/stdlib/ast.pyi b/stdlib/ast.pyi
@@ -12,7 +12,7 @@ if sys.version_info >= (3, 8):
             def __init__(cls, *args: object) -> None: ...
 
     class Num(Constant, metaclass=_ABC):
-        value: complex
+        value: int | float | complex
 
     class Str(Constant, metaclass=_ABC):
         value: str

diff --git a/stubs/protobuf/google/protobuf/internal/containers.pyi b/stubs/protobuf/google/protobuf/internal/containers.pyi
@@ -10,7 +10,7 @@ from google.protobuf.message import Message
 
 _T = TypeVar("_T")
 _K = TypeVar("_K", bound=bool | int | str)
-_ScalarV = TypeVar("_ScalarV", bound=bool | float | str | bytes)
+_ScalarV = TypeVar("_ScalarV", bound=bool | int | float | str | bytes)
 _MessageV = TypeVar("_MessageV", bound=Message)
 _M = TypeVar("_M")
 

diff --git a/stubs/pyaudio/pyaudio.pyi b/stubs/pyaudio/pyaudio.pyi
@@ -69,7 +69,7 @@ paMacCoreStreamInfo: PaMacCoreStreamInfo
 # Auxiliary types
 _ChannelMap: TypeAlias = Sequence[int]
 _PaHostApiInfo: TypeAlias = Mapping[str, str | int]
-_PaDeviceInfo: TypeAlias = Mapping[str, str | float]
+_PaDeviceInfo: TypeAlias = Mapping[str, str | int | float]
 _StreamCallback: TypeAlias = Callable[[bytes | None, int, Mapping[str, float], int], tuple[bytes | None, int]]
 
 def get_format_from_width(width: int, unsigned: bool = ...) -> int: ...

diff --git a/stubs/typed-ast/typed_ast/ast27.pyi b/stubs/typed-ast/typed_ast/ast27.pyi
@@ -238,7 +238,7 @@ class Repr(expr):
     value: expr
 
 class Num(expr):
-    n: complex
+    n: int | float | complex
 
 class Str(expr):
     s: str | bytes

diff --git a/stubs/typed-ast/typed_ast/ast3.pyi b/stubs/typed-ast/typed_ast/ast3.pyi
@@ -257,7 +257,7 @@ class Call(expr):
     keywords: list[keyword]
 
 class Num(expr):
-    n: complex
+    n: int | float | complex
 
 class Str(expr):
     s: str