diff --git a/stdlib/shutil.pyi b/stdlib/shutil.pyi
index d2bc50ecd..a691cba20 100644
--- a/stdlib/shutil.pyi
+++ b/stdlib/shutil.pyi
@@ -3,7 +3,7 @@ import sys
 from _typeshed import StrOrBytesPath, StrPath, SupportsRead, SupportsWrite
 from typing import Any, AnyStr, Callable, Iterable, NamedTuple, Sequence, TypeVar, Union, overload
 
-_PathT = TypeVar("_PathT", str, os.PathLike[str])
+_PathT = TypeVar("_PathT", str, bytes, os.PathLike[str], os.PathLike[bytes])
 # Return value of some functions that may either return a path-like object that was passed in or
 # a string
 _PathReturn = Any
@@ -16,7 +16,7 @@ class ReadError(OSError): ...
 class RegistryError(Exception): ...
 
 def copyfileobj(fsrc: SupportsRead[AnyStr], fdst: SupportsWrite[AnyStr], length: int = ...) -> None: ...
-def copyfile(src: StrPath, dst: _PathT, *, follow_symlinks: bool = ...) -> _PathT: ...
+def copyfile(src: StrOrBytesPath, dst: _PathT, *, follow_symlinks: bool = ...) -> _PathT: ...
 def copymode(src: StrPath, dst: StrPath, *, follow_symlinks: bool = ...) -> None: ...
 def copystat(src: StrPath, dst: StrPath, *, follow_symlinks: bool = ...) -> None: ...
 def copy(src: StrPath, dst: StrPath, *, follow_symlinks: bool = ...) -> _PathReturn: ...