diff --git a/stdlib/2and3/logging/__init__.pyi b/stdlib/2and3/logging/__init__.pyi
index 5fe9e19cc977..dbbe200fb130 100644
--- a/stdlib/2and3/logging/__init__.pyi
+++ b/stdlib/2and3/logging/__init__.pyi
@@ -348,7 +348,7 @@ fatal = critical
 
 def disable(lvl: int) -> None: ...
 def addLevelName(lvl: int, levelName: str) -> None: ...
-def getLevelName(lvl: int) -> str: ...
+def getLevelName(lvl: Union[int, str]) -> Any: ...
 
 def makeLogRecord(attrdict: Mapping[str, Any]) -> LogRecord: ...