diff --git a/torchdata/datapipes/iter/util/bz2fileloader.py b/torchdata/datapipes/iter/util/bz2fileloader.py
index 442df0392..7a45a8278 100644
--- a/torchdata/datapipes/iter/util/bz2fileloader.py
+++ b/torchdata/datapipes/iter/util/bz2fileloader.py
@@ -53,7 +53,7 @@ def __iter__(self) -> Iterator[Tuple[str, BufferedIOBase]]:
             pathname, data_stream = data
             try:
                 extracted_fobj = bz2.open(data_stream, mode="rb")  # type: ignore[call-overload]
-                new_pathname = pathname.rstrip(".bz2")
+                new_pathname = pathname.removesuffix(".bz2")
                 yield new_pathname, StreamWrapper(extracted_fobj, data_stream, name=new_pathname)  # type: ignore[misc]
             except Exception as e:
                 warnings.warn(f"Unable to extract files from corrupted bzip2 stream {pathname} due to: {e}, abort!")