diff --git a/stdlib/locale.pyi b/stdlib/locale.pyi
index 1f80c8a62..c6289f27d 100644
--- a/stdlib/locale.pyi
+++ b/stdlib/locale.pyi
@@ -87,8 +87,8 @@ def getlocale(category: int = ...) -> Sequence[_str]: ...
 def getpreferredencoding(do_setlocale: bool = ...) -> _str: ...
 def normalize(localename: _str) -> _str: ...
 def resetlocale(category: int = ...) -> None: ...
-def strcoll(string1: _str, string2: _str) -> int: ...
-def strxfrm(string: _str) -> _str: ...
+def strcoll(__os1: _str, __os2: _str) -> int: ...
+def strxfrm(__string: _str) -> _str: ...
 def format(percent: _str, value: float | Decimal, grouping: bool = ..., monetary: bool = ..., *additional: Any) -> _str: ...
 
 if sys.version_info >= (3, 7):